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Black and white photograph showing the interior of Pier 35, with a metal roof supported by iron trusswork, and crates and sandbags stacked on either side, located in San Francisco, California, January 8, 1917. Courtesy Internet Archive. () Stock Photo

RMPGMT7W–Black and white photograph showing the interior of Pier 35, with a metal roof supported by iron trusswork, and crates and sandbags stacked on either side, located in San Francisco, California, January 8, 1917. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. "^.^^xÃ¤L >^>n 1 %^ ^ ^ '/^/i. /o^*l*^V7>c^'^/^ â /rt^. ^ /7u*^n, ^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK0J00–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. "^.^^xÃ¤L >^>n 1 %^ ^ ^ '/^/i. /o^*l*^V7>c^'^/^ â /rt^. ^ /7u*^n, ^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Upper portion of stel- late disc of thallus. Fibrous liundle. ArcheLSonia (Unfurtilisfd) I Sporogonium, with i spores and elaters. Stalk of stellate disc. 12.—Fruiting Fronds, of " Chara sp.". Leaves. Oogonium Antheridium.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG028H–. Photomicrographs of botanical studies. Photomicrography. Upper portion of stel- late disc of thallus. Fibrous liundle. ArcheLSonia (Unfurtilisfd) I Sporogonium, with i spores and elaters. Stalk of stellate disc. 12.—Fruiting Fronds, of " Chara sp.". Leaves. Oogonium Antheridium.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Seven Potters Excelsior corn clips, digitally colored and enhanced photograph, 1904. Courtesy Internet Archive. () Stock Photo

RMP844F6–Seven Potters Excelsior corn clips, digitally colored and enhanced photograph, 1904. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. [Verkleinerte Wiedergabe der 12farbigen Tafel mDer Menteh als Indutiriepalcut* Das^Leben d«. Menschen fc^ilbert umfaffcnb unb für jebetmann ffar »er* ftänb(ict> ade Stoffe, Organe unb ^unWonen be^ menfd)li4)en Ä'örper^ oon ber Q3cfrud)tun9 ber Äeim^^ellen bi^ jur Sterbeftunbe. Das Wissan um den «igenen Körper gehört zur unerläß- lichen Bildung des moder- nen Menschen Äunberte i>on 'Briefen, bie bem QScrfaffer unb bem Q3erlaq x>on llnioerfttä Stock Photo

RMRK27XR–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. [Verkleinerte Wiedergabe der 12farbigen Tafel mDer Menteh als Indutiriepalcut* Das^Leben d«. Menschen fc^ilbert umfaffcnb unb für jebetmann ffar »er* ftänb(ict> ade Stoffe, Organe unb ^unWonen be^ menfd)li4)en Ä'örper^ oon ber Q3cfrud)tun9 ber Äeim^^ellen bi^ jur Sterbeftunbe. Das Wissan um den «igenen Körper gehört zur unerläß- lichen Bildung des moder- nen Menschen Äunberte i>on 'Briefen, bie bem QScrfaffer unb bem Q3erlaq x>on llnioerfttä

. Photomicrographs of botanical studies. Photomicrography. â V/-' Spiral vessel, disorganised it'll-*%^ "^^ l^y cutting. 51.âT.S. /^ â ^^^ ''"^^ 'â ^f ^^^^ passing through l^-i^iltj^'^.^^^ljJi '' ^-^ the inner margin of a primary Â§Si=:2 S^fâ'I'--./ 3^^, bundle. lltlr,awi stem, " Tilia europcsa, " Lime tree.. t4 ^''^'-^ a..'' Cortical tissue. Phloem (hnst cells). AledLillary ray. Cambium ring. Xylem, (Wood) of three years' growth. Pith.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration Stock Photo

RMPG0238–. Photomicrographs of botanical studies. Photomicrography. â V/-' Spiral vessel, disorganised it'll-*%^ "^^ l^y cutting. 51.âT.S. /^ â ^^^ ''"^^ 'â ^f ^^^^ passing through l^-i^iltj^'^.^^^ljJi '' ^-^ the inner margin of a primary Â§Si=:2 S^fâ'I'--./ 3^^, bundle. lltlr,awi stem, " Tilia europcsa, " Lime tree.. t4 ^''^'-^ a..'' Cortical tissue. Phloem (hnst cells). AledLillary ray. Cambium ring. Xylem, (Wood) of three years' growth. Pith.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration

Black and white photograph showing a man standing next to a two-story, fire station, with a barrel tile roof, and a fire engine parked in the open doorway, located between Piers 24 and 26, in San Francisco, California, USA, 1853. Courtesy Internet Archive. () Stock Photo

RMPGMT79–Black and white photograph showing a man standing next to a two-story, fire station, with a barrel tile roof, and a fire engine parked in the open doorway, located between Piers 24 and 26, in San Francisco, California, USA, 1853. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. (?l Kli 54 Leben doch nicht g^yüi ^jrf einfängt. Sie w^tertwn'fiir^^ Küsten Syriens ind Palästinas und benuti-ten den Westvdnd, um längs der Küste dahin au segeln und Handel ^u treiben und wurden so ein Kauffahrervolk von der Art der späteren Hanseaten. lS4Eül..wi2Jd«-»4chTt f«hl<(«h«»r WÄÄD- »*« ann**niirtrV"'tfe9S^die'Phönf^ef"''sicir^ ^s Jf-c fl!ebiacÄnä3a--W üäft*??«»)!" 2aL...SaÄCAhro»»'«tttwiaJcÄlWa, ««nder»" umge- k«h*^ Stock Photo

RMRK2984–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. (?l Kli 54 Leben doch nicht g^yüi ^jrf einfängt. Sie w^tertwn'fiir^^ Küsten Syriens ind Palästinas und benuti-ten den Westvdnd, um längs der Küste dahin au segeln und Handel ^u treiben und wurden so ein Kauffahrervolk von der Art der späteren Hanseaten. lS4Eül..wi2Jd«-»4chTt f«hl<(«h«»r WÄÄD- »*« ann**niirtrV"'tfe9S^die'Phönf^ef"''sicir^ ^s Jf-c fl!ebiacÄnä3a--W üäft*??«»)!" 2aL...SaÄCAhro»»'«tttwiaJcÄlWa, ««nder»" umge- k«h*^

. Photomicrographs of botanical studies. Photomicrography. Pliotoiiiiii'o^i-iiplis of riottiiiicnl Stmlies. 29 38. TS. Roots of " Zea mals " Indian corn.. Cortex. Bndodermis. Wood elements. Pith. Secondary roots 39. T.S. Stem of ' Zea mais " Indian corn. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG023Y–. Photomicrographs of botanical studies. Photomicrography. Pliotoiiiiii'o^i-iiplis of riottiiiicnl Stmlies. 29 38. TS. Roots of " Zea mals " Indian corn.. Cortex. Bndodermis. Wood elements. Pith. Secondary roots 39. T.S. Stem of ' Zea mais " Indian corn. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white photograph showing a cloud of mud and ash emanating from Mount Vesuvius and hanging over an Italian seaside town following a volcanic eruption on April 5, 1906, 1906. Courtesy Internet Archive. () Stock Photo

RMPGMT9Y–Black and white photograph showing a cloud of mud and ash emanating from Mount Vesuvius and hanging over an Italian seaside town following a volcanic eruption on April 5, 1906, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. f^/:-^ ^'.iT; â â vÂ»,Ã¼UnnMfd)'3nMon eine merfiuiirbiiu* â¢3 '53eobad)tunii. Unter ben Rauben, bie anf ben t)crfd)iebenen ipÃ¶fen bee (Ã¶efÃ¤ncviiffe^ lU'bnltcn unb mit ben *i)ie[ten ber O^efontienenfoft ornnbrt luurben, brad) eine â(Â£pibemio" nuÃ¶, Â»'ib niÃ¼nr nnr unter bm 5!auben eines beftinunten ijSofeo. I^ie liere unirben Ã¼on einer '^Jlrt l^nnertrampf befallen unb fnfien in bizarren 6tellun()en am "i^oben, bie 'iBeinc und) norn rt Stock Photo

RMRK1NJ4–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. f^/:-^ ^'.iT; â â vÂ»,Ã¼UnnMfd)'3nMon eine merfiuiirbiiu* â¢3 '53eobad)tunii. Unter ben Rauben, bie anf ben t)crfd)iebenen ipÃ¶fen bee (Ã¶efÃ¤ncviiffe^ lU'bnltcn unb mit ben *i)ie[ten ber O^efontienenfoft ornnbrt luurben, brad) eine â(Â£pibemio" nuÃ¶, Â»'ib niÃ¼nr nnr unter bm 5!auben eines beftinunten ijSofeo. I^ie liere unirben Ã¼on einer '^Jlrt l^nnertrampf befallen unb fnfien in bizarren 6tellun()en am "i^oben, bie 'iBeinc und) norn rt

. Photomicrographs of botanical studies. Photomicrography. Resin duct. Endodermis. Transfusion tissue. Phloem. Wood (Xylem). Epidermis. Stomata. 61.—L.S. Male Cone, " Pinus sylvestris," Common pine.. Apex of axis. Central axis oUen Sacs. Scales. Base of attachment.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG0219–. Photomicrographs of botanical studies. Photomicrography. Resin duct. Endodermis. Transfusion tissue. Phloem. Wood (Xylem). Epidermis. Stomata. 61.—L.S. Male Cone, " Pinus sylvestris," Common pine.. Apex of axis. Central axis oUen Sacs. Scales. Base of attachment.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white photograph of a French neoclassical style mansion that was dynamited in an effort to stop the fire that raced through San Francisco's Nob Hill, and surrounding areas, during California's 1906 earthquake and great fire, 1906. Courtesy Internet Archive. () Stock Photo

RMPGMTAC–Black and white photograph of a French neoclassical style mansion that was dynamited in an effort to stop the fire that raced through San Francisco's Nob Hill, and surrounding areas, during California's 1906 earthquake and great fire, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1BKW–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. ri i p Bud sheath. t Apical ceH. -^r- Zone of dividing V y nucleated tissue. Axis of developing branch. 22.—T.S. Fertile head of "Equisetum telmateia.. i£t)»>. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG026M–. Photomicrographs of botanical studies. Photomicrography. ri i p Bud sheath. t Apical ceH. -^r- Zone of dividing V y nucleated tissue. Axis of developing branch. 22.—T.S. Fertile head of "Equisetum telmateia.. i£t)»>. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

RMP844JD–Black and white portrait print of the Honorable Edward Wallis Hoch, Governor of Kansas, depicted in profile, from the chest up, wearing a dark jacket and a bowtie, with a serious expression on his face, 1908. Courtesy Internet Archive. ()

RMRK1E43–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. 53.—T.L.S. (Wood Elements) Stem of "Tilia europoea," Lime tree. Connective tissue. Pitted vessels.. Medullary ray.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG022M–. Photomicrographs of botanical studies. Photomicrography. 53.—T.L.S. (Wood Elements) Stem of "Tilia europoea," Lime tree. Connective tissue. Pitted vessels.. Medullary ray.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white photograph of a man wearing a cap, shorts, and socks, but no shirt, sitting in a scull and rowing a single oar with both hands, with a stone embankment in the background, 1906. Courtesy Internet Archive. () Stock Photo

RMP845AW–Black and white photograph of a man wearing a cap, shorts, and socks, but no shirt, sitting in a scull and rowing a single oar with both hands, with a stone embankment in the background, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. ttlontag eU 10.35. 9n2i 17.03 3«U 7.V2 e?( e.54 eil 10.33 Dienstag. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1J09–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. ttlontag eU 10.35. 9n2i 17.03 3«U 7.V2 e?( e.54 eil 10.33 Dienstag. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Photomicrographs of Botanical Stiulies. 11 1.âSpirogyra (In conjugation). ^^/^^feV^^^'i-J^^Ji-^tmib^^ F iifc^L* ^ /v N^Wif 'â k^^m^jn. %^ A, Filament in normal vegetative condition. B Filaments in conjugation. 2.âT.S. Male Conceptacle, " Fucus vesiculosus." KVti- '"-' Â»',iJi"^ fC'â â i^i&^ "^.sW^<-- iiw. Limiting tissue of thallus. â Lining of conceptacle.. Mouth of conceptacle. ' '^W' â ^' ^â ' Protective hairs amon &. ^ "' '' which are distribute ted the antheridia.. Please note that these i Stock Photo

RMPG02AM–. Photomicrographs of botanical studies. Photomicrography. Photomicrographs of Botanical Stiulies. 11 1.âSpirogyra (In conjugation). ^^/^^feV^^^'i-J^^Ji-^tmib^^ F iifc^L* ^ /v N^Wif 'â k^^m^jn. %^ A, Filament in normal vegetative condition. B Filaments in conjugation. 2.âT.S. Male Conceptacle, " Fucus vesiculosus." KVti- '"-' Â»',iJi"^ fC'â â i^i&^ "^.sW^<-- iiw. Limiting tissue of thallus. â Lining of conceptacle.. Mouth of conceptacle. ' '^W' â ^' ^â ' Protective hairs amon &. ^ "' '' which are distribute ted the antheridia.. Please note that these i

Black and white photograph showing a monument to Admiral Dewey's victory in the Bay of Manilla, and several multi-story buildings ringing Union Square in downtown San Francisco, as they appeared before San Francisco's 1906 earthquake, 1906. Courtesy Internet Archive. () Stock Photo

RMPGMT85–Black and white photograph showing a monument to Admiral Dewey's victory in the Bay of Manilla, and several multi-story buildings ringing Union Square in downtown San Francisco, as they appeared before San Francisco's 1906 earthquake, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. »^j-. 1 1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK0W00–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. »^j-. 1 1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. T.S. LEAF OF MARRAM GRASS. " Ammophila Arundiacea." X 35.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG02BE–. Photomicrographs of botanical studies. Photomicrography. T.S. LEAF OF MARRAM GRASS. " Ammophila Arundiacea." X 35.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white print illustrating an angled view of the Old Post Office Pavilion, a multi-level Richardsonian Romanesque structure with a tall tower over the triple-arched entrance, located at 1101 Pennsylvania Avenue in Washington DC, and currently operated by Donald Trump as the 'Trump International Hotel, Washington DC', 1903. Courtesy Internet Archive. () Stock Photo

RMP861B6–Black and white print illustrating an angled view of the Old Post Office Pavilion, a multi-level Richardsonian Romanesque structure with a tall tower over the triple-arched entrance, located at 1101 Pennsylvania Avenue in Washington DC, and currently operated by Donald Trump as the 'Trump International Hotel, Washington DC', 1903. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. I. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1G1K–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. I. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Photoiuicronraplis of Botmiical Studies. 43. âT.L.S. Stem of " Gossypium Sp." Cotton Plant. a h c d --â â Ammw ^ â - I ;:j:'3&l A â â â !. (I Pith. b Spiral Vessels. c Cambium. d Phoem,-containin,tÂ» Cluster Crystals. e Cortical Tissue. / Cuticle.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flat Stock Photo

RMPG023X–. Photomicrographs of botanical studies. Photomicrography. Photoiuicronraplis of Botmiical Studies. 43. âT.L.S. Stem of " Gossypium Sp." Cotton Plant. a h c d --â â Ammw ^ â - I ;:j:'3&l A â â â !. (I Pith. b Spiral Vessels. c Cambium. d Phoem,-containin,tÂ» Cluster Crystals. e Cortical Tissue. / Cuticle.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flat

Black and white photograph of Southern University Farm's Dairy Department, comprised by a large group of men and women, some wearing aprons and posing with farm equipment including dairy jugs, with a white, wooden building in the background, located at Southern University in New Orleans, Louisiana, 1893. Courtesy Internet Archive. () Stock Photo

RMP844GK–Black and white photograph of Southern University Farm's Dairy Department, comprised by a large group of men and women, some wearing aprons and posing with farm equipment including dairy jugs, with a white, wooden building in the background, located at Southern University in New Orleans, Louisiana, 1893. Courtesy Internet Archive. ()

RMRK1DFT–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Stiiima. - W- ^ Fleshly pillar to which the anthers are attached. The anthers containing pollen. The petals and sepals. Bract. 'iJJfli^Sf i Ovules. I * '' 1 ' J ^ -ir^f '^ Apex of flower-stalk. (Thallamus.) 79.—L.S. Catkin of " Salix caproea," Common sallow. ). Central axis. N'asctilar system of catkin. /- Anthers. Flower-scales Filament.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not pe Stock Photo

RMPG01XJ–. Photomicrographs of botanical studies. Photomicrography. Stiiima. - W- ^ Fleshly pillar to which the anthers are attached. The anthers containing pollen. The petals and sepals. Bract. 'iJJfli^Sf i Ovules. I * '' 1 ' J ^ -ir^f '^ Apex of flower-stalk. (Thallamus.) 79.—L.S. Catkin of " Salix caproea," Common sallow. ). Central axis. N'asctilar system of catkin. /- Anthers. Flower-scales Filament.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not pe

Black and white photograph of the eastern facade of the 'Palace of Varied Industries, ' a fourteen-acre exhibit hall built by Van Bruny and Howe of Kansas City, for the Panama-Pacific International Exhibition (aka St Louis World's Fair) in 1904, 1912. Courtesy Internet Archive. () Stock Photo

RMP845Y2–Black and white photograph of the eastern facade of the 'Palace of Varied Industries, ' a fourteen-acre exhibit hall built by Van Bruny and Howe of Kansas City, for the Panama-Pacific International Exhibition (aka St Louis World's Fair) in 1904, 1912. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. â *Â«isÂ»- v^-^. K"S^ ^Br?' 'â â¢â¢Mevim'-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK0KWC–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. â *Â«isÂ»- v^-^. K"S^ ^Br?' 'â â¢â¢Mevim'-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. PJiotoiiiicron;niphs oj Botanical Studies 45 68.âCuticle of Leaf, " Auricaria imbricata," Monkey-puzzle. ^-HB) t 'y ^(lÂ». .â¢M'''l.6 lU/ )i m.M Cuticularised tissue. Stomata i !*'â t''^" i: # V-J 1 -t#ti #^ Â® Â»; !^>1.MM^IfÂ»:,:'^'^V i 'W$ 69.âVascular System of Leaf of " Potentilla fragariastrum," Mock-strawberry.. , Midrib of leaf. Lateral ramifications. '^ . Secondary branch.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - co Stock Photo

RMPG0209–. Photomicrographs of botanical studies. Photomicrography. PJiotoiiiicron;niphs oj Botanical Studies 45 68.âCuticle of Leaf, " Auricaria imbricata," Monkey-puzzle. ^-HB) t 'y ^(lÂ». .â¢M'''l.6 lU/ )i m.M Cuticularised tissue. Stomata i !*'â t''^" i: # V-J 1 -t#ti #^ Â® Â»; !^>1.MM^IfÂ»:,:'^'^V i 'W$ 69.âVascular System of Leaf of " Potentilla fragariastrum," Mock-strawberry.. , Midrib of leaf. Lateral ramifications. '^ . Secondary branch.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - co

Black and white portrait photograph of prominent Oakland attorney, George W Reed, shown from the chest up, facing the camera, with a serious expression on his face, wearing wire-rimmed glasses and a dark suit and tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. () Stock Photo

RMP5X1P6–Black and white portrait photograph of prominent Oakland attorney, George W Reed, shown from the chest up, facing the camera, with a serious expression on his face, wearing wire-rimmed glasses and a dark suit and tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. 5. TWELVE EXCHEQUER TALLIES LENT FROM THE HOUSES OF PARLIA- MENT : THOSE FROM SECOND TO SEVENTH FROM LEFT (INCLUSIVE) DATING FROM 1293-4, IN THE REIGN OF EDWARD I. fa. MR. LLOYD GEORGE'S NOTES FOR HIS " VICTORY " SPEECH : PENCIL MEMORANDA Vj FOR HIS GUILDHALL SPEECH ON NOVEMBER 9, 1918, TWO DAYS BEFORE THE y .... K^ ^ (GIVEN BY MR. mmm^^^^^^ m: l%M*»M%*%««%««*»»»M«««««««ft«»%»»«%»%«%%«**««*«%«%ft»%«%%«%««»%%%%««%«««%*%»tt%*%«tt«««%»«*«% Stock Photo

RMRK29XC–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. 5. TWELVE EXCHEQUER TALLIES LENT FROM THE HOUSES OF PARLIA- MENT : THOSE FROM SECOND TO SEVENTH FROM LEFT (INCLUSIVE) DATING FROM 1293-4, IN THE REIGN OF EDWARD I. fa. MR. LLOYD GEORGE'S NOTES FOR HIS " VICTORY " SPEECH : PENCIL MEMORANDA Vj FOR HIS GUILDHALL SPEECH ON NOVEMBER 9, 1918, TWO DAYS BEFORE THE y .... K^ ^ (GIVEN BY MR. mmm^^^^^^ m: l%M*»M%*%««%««*»»»M«««««««ft«»%»»«%»%«%%«**««*«%«%ft»%«%%«%««»%%%%««%«««%*%»tt%*%«tt«««%»«*«%

. Photomicrographs of botanical studies. Photomicrography. Stigma. Capsule. - Seeds with folded cotyledons, Placenta. Thallamus. Flower stalk. 97.—Starch of " Solarium tuberosum," Potato.. Starch of potato photographed with polarized light.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG01T9–. Photomicrographs of botanical studies. Photomicrography. Stigma. Capsule. - Seeds with folded cotyledons, Placenta. Thallamus. Flower stalk. 97.—Starch of " Solarium tuberosum," Potato.. Starch of potato photographed with polarized light.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white portrait photograph of prominent California pharmacist, Dr FF Jackson, shown from the chest up, looking at the camera with a serious expression on his face, wearing a pince-nez, and a dark suit with an ascot tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. () Stock Photo

RMP5X1P1–Black and white portrait photograph of prominent California pharmacist, Dr FF Jackson, shown from the chest up, looking at the camera with a serious expression on his face, wearing a pince-nez, and a dark suit with an ascot tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. synaMcnsifdccrclen r eigene KunstwerlcstÃ¤tten s s â Toramtntelchen, Vorhinga. Schulchandecksn etc. rinto ,]'S'cn ,min ncD seit 50 ]ahren fachmÃ¤nnisch Jewissenhaft und billig. estni in Wolle und Seide Machsorim, Brautgefeeta bis zu den feinsten EinbÃ¤nden Porzellanmalereien Alle Kultusartikel Illustrierte Liste gratis WiederverkÃ¤ufern billigste Bezugsquelle BuchHdlfl. B. Gr*UnBbeium Telephon 1688 K ABS KL Bahnhofstr 7. Zuckerkranke^ senden .Sie un Stock Photo

RMRK1J95–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. synaMcnsifdccrclen r eigene KunstwerlcstÃ¤tten s s â Toramtntelchen, Vorhinga. Schulchandecksn etc. rinto ,]'S'cn ,min ncD seit 50 ]ahren fachmÃ¤nnisch Jewissenhaft und billig. estni in Wolle und Seide Machsorim, Brautgefeeta bis zu den feinsten EinbÃ¤nden Porzellanmalereien Alle Kultusartikel Illustrierte Liste gratis WiederverkÃ¤ufern billigste Bezugsquelle BuchHdlfl. B. Gr*UnBbeium Telephon 1688 K ABS KL Bahnhofstr 7. Zuckerkranke^ senden .Sie un

. Photomicrographs of botanical studies. Photomicrography. Pliofniiiicrofiraplis of Bolctnical Sfmlies 17.—T.S. Stem of "Equisetum telmateia.". Multinucleated cell. Primary nucleated tissue. Isolated annular vessels in inter- cellular space. Nucleated cortical tissue. 18.—T.S. Stem of "Equisetum telmateia.". Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Mancheste Stock Photo

RMPG027E–. Photomicrographs of botanical studies. Photomicrography. Pliofniiiicrofiraplis of Bolctnical Sfmlies 17.—T.S. Stem of "Equisetum telmateia.". Multinucleated cell. Primary nucleated tissue. Isolated annular vessels in inter- cellular space. Nucleated cortical tissue. 18.—T.S. Stem of "Equisetum telmateia.". Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Mancheste

Black and white print depicting an angled view of Barney Hall, a Romanesque Revival, multi-level building located at Denison University in Ohio, currently hosting the English and Environmental Studies departments and known as Barney-Davis Hall, 1897. Courtesy Internet Archive. () Stock Photo

RMP861EF–Black and white print depicting an angled view of Barney Hall, a Romanesque Revival, multi-level building located at Denison University in Ohio, currently hosting the English and Environmental Studies departments and known as Barney-Davis Hall, 1897. Courtesy Internet Archive. ()

RMRK0N9H–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Phloem of bundle. Xylem (wood). Central axis. 45, "L.S. Stem, "Hippuris vulgaris," Mare's-tail. Growing point. Developing leaves. Central axis. Leaf. Flower Bud in leaf axis. Nodal diaphragm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG0240–. Photomicrographs of botanical studies. Photomicrography. Phloem of bundle. Xylem (wood). Central axis. 45, "L.S. Stem, "Hippuris vulgaris," Mare's-tail. Growing point. Developing leaves. Central axis. Leaf. Flower Bud in leaf axis. Nodal diaphragm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white illustration depicting human corpses and building debris, mired in ash and lava in the center of a city street in Pompeii, Italy, with damaged buildings on either side, following the eruption of Mount Vesuvius in 79 CE, 1906. Courtesy Internet Archive. () Stock Photo

RMPGMT6Y–Black and white illustration depicting human corpses and building debris, mired in ash and lava in the center of a city street in Pompeii, Italy, with damaged buildings on either side, following the eruption of Mount Vesuvius in 79 CE, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. A^i^. ^. /^ C- a â ^^-i/rifi-'t^ r. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1B14–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. A^i^. ^. /^ C- a â ^^-i/rifi-'t^ r. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Epidermis. 4 Cells containing starch. Vascular bundle. 99.—T.S. Seed of " Ricinus communis," Castor Oil plant.. f^ Endosperm cells, containing proten, crystals and aleurone- grains.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG01T0–. Photomicrographs of botanical studies. Photomicrography. Epidermis. 4 Cells containing starch. Vascular bundle. 99.—T.S. Seed of " Ricinus communis," Castor Oil plant.. f^ Endosperm cells, containing proten, crystals and aleurone- grains.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white illustration, from a high angle, showing widespread destruction in urban San Francisco caused by the 1906 earthquake and fires, with a caption stating the 'calamity has demonstrated the fact that steel structures are superior to brick and stone', 1906. Courtesy Internet Archive. () Stock Photo

RMPGMT74–Black and white illustration, from a high angle, showing widespread destruction in urban San Francisco caused by the 1906 earthquake and fires, with a caption stating the 'calamity has demonstrated the fact that steel structures are superior to brick and stone', 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. ^B |IU^^^^^|j^|n^L^^^^^^^,^^^^^.|yi(^f4^^^m|j;.ii^iLi^y^^ IHl I I 6undka-Schreibmaschinej E neuest es Mod eil fÃ¼r Reichsm a I 5 lausendefreiwilligeAnerkennungen AufWunsch r 5 Zahlungserleichterung, mit einem Jahr Fabrik- = 2 uarantie, norm.ilbreite Gummiwalze, fertigt 6 E = Durchschlage, Metalltypenrad mit84 Zeichen, fÃ¼r S 5 16 Sprachen, von jedermann sofort zu schreiben. S 5 Verlangen Sie Drucksorten und Schriftproben, 5 I Bis 1. MÃ¤rz 1926 51000 Stock Photo

RMRK0RFD–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. ^B |IU^^^^^|j^|n^L^^^^^^^,^^^^^.|yi(^f4^^^m|j;.ii^iLi^y^^ IHl I I 6undka-Schreibmaschinej E neuest es Mod eil fÃ¼r Reichsm a I 5 lausendefreiwilligeAnerkennungen AufWunsch r 5 Zahlungserleichterung, mit einem Jahr Fabrik- = 2 uarantie, norm.ilbreite Gummiwalze, fertigt 6 E = Durchschlage, Metalltypenrad mit84 Zeichen, fÃ¼r S 5 16 Sprachen, von jedermann sofort zu schreiben. S 5 Verlangen Sie Drucksorten und Schriftproben, 5 I Bis 1. MÃ¤rz 1926 51000

. Photomicrographs of botanical studies. Photomicrography. ledullary rays. Bordered pits. Cell-wall in radial view. 67. T.L S. Stem (Timber) " Pinus sylvestris/' Common pine.. 3— Medullary ray in section. if— Bordered pits in sections. Cell-wall in tangential view.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG020B–. Photomicrographs of botanical studies. Photomicrography. ledullary rays. Bordered pits. Cell-wall in radial view. 67. T.L S. Stem (Timber) " Pinus sylvestris/' Common pine.. 3— Medullary ray in section. if— Bordered pits in sections. Cell-wall in tangential view.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white portrait photograph of prominent California pioneer and founder of Mendenhall Springs health spa, William M Mendenhall, shown from the chest up, looking off camera, with a bushy white beard, an animated expression on his face, and wearing a dark suit and tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. () Stock Photo

RMP5X1P4–Black and white portrait photograph of prominent California pioneer and founder of Mendenhall Springs health spa, William M Mendenhall, shown from the chest up, looking off camera, with a bushy white beard, an animated expression on his face, and wearing a dark suit and tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. Präjaculin Prapawt ? I. u Bevor wir auf die Zusammensetzung und die Wirkungsweise des Präjaculin eingehen, sei einiges über Physiologie und Pathologie der Sexuale Funktionen vorausgeschickt. Durch die Hormone der Keimdrüse und ihrer Physiologie der normalen Synergisten wird der gesamte Sexualapparat von der Sexuaifunkiion siehe Bild 1 Hirnrinde bis zum Genitale hormonal geladen, »ero^^ tisiert«. Die hormonal erotisierte Hirnrinde nimmt die erotischen Stock Photo

RMRK28BX–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. Präjaculin Prapawt ? I. u Bevor wir auf die Zusammensetzung und die Wirkungsweise des Präjaculin eingehen, sei einiges über Physiologie und Pathologie der Sexuale Funktionen vorausgeschickt. Durch die Hormone der Keimdrüse und ihrer Physiologie der normalen Synergisten wird der gesamte Sexualapparat von der Sexuaifunkiion siehe Bild 1 Hirnrinde bis zum Genitale hormonal geladen, »ero^^ tisiert«. Die hormonal erotisierte Hirnrinde nimmt die erotischen

. Photomicrographs of botanical studies. Photomicrography. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG01YJ–. Photomicrographs of botanical studies. Photomicrography. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white photograph showing a city street with people, cars, and horse-drawn wagons on the road below, while multi-story buildings tear apart as flames leap from their roofs following a series of aftershocks during SanFrancisco's 1906 earthquake, 1906. Courtesy Internet Archive. () Stock Photo

RMPGMT8M–Black and white photograph showing a city street with people, cars, and horse-drawn wagons on the road below, while multi-story buildings tear apart as flames leap from their roofs following a series of aftershocks during SanFrancisco's 1906 earthquake, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. â u mu I â ' >â .4 f 4B^ L(rv(Irv, i VC ,. J , fÂ«(^c x J-^^ wÂ«i kt , ^'. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1MFD–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. â u mu I â ' >â .4 f 4B^ L(rv(Irv, i VC ,. J , fÂ«(^c x J-^^ wÂ«i kt , ^'. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Cortex. Bndodermis. Wood elements. Pith. Secondary roots 39. T.S. Stem of ' Zea mais " Indian corn. :^-'>',' ->/ /'â â¢- V Epidermal tissue. Vascular bundle. Phloem of bundle. Primary ground tissue. Bundle sheath, l-'itted vessels. Annular vessels. -0'V. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Stock Photo

RMPG0243–. Photomicrographs of botanical studies. Photomicrography. Cortex. Bndodermis. Wood elements. Pith. Secondary roots 39. T.S. Stem of ' Zea mais " Indian corn. :^-'>',' ->/ /'â â¢- V Epidermal tissue. Vascular bundle. Phloem of bundle. Primary ground tissue. Bundle sheath, l-'itted vessels. Annular vessels. -0'V. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester :

Black and white print depicting Miss ME McDonnell, wearing a Victorian dress and leaning over a table while speaking with a group of local nurses wearing saris, likely photographed at the CSI Nursing College, in Neyyoor, Tamil Nadu, India, 1912. Courtesy Internet Archive. () Stock Photo

RMP844AG–Black and white print depicting Miss ME McDonnell, wearing a Victorian dress and leaning over a table while speaking with a group of local nurses wearing saris, likely photographed at the CSI Nursing College, in Neyyoor, Tamil Nadu, India, 1912. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. I I ). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1HRR–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. I I ). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Wall of ovary. ?#^, bmbryo IP i4ii(!?Suspensor (egg cells) 91. L.S. Seed of "Triticum sativum," Wheat.. Scutellum. Leaves in various stages of development. Growing apex of stem. Primary axis. Developing lateral root. Primary root (examine 36). Growing point of root. Root cap.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechn Stock Photo

RMPG01W4–. Photomicrographs of botanical studies. Photomicrography. Wall of ovary. ?#^, bmbryo IP i4ii(!?Suspensor (egg cells) 91. L.S. Seed of "Triticum sativum," Wheat.. Scutellum. Leaves in various stages of development. Growing apex of stem. Primary axis. Developing lateral root. Primary root (examine 36). Growing point of root. Root cap.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechn

Black and white portrait photograph of prominent San Francisco businessman, John Sanborn, shown from the chest up, with a thoughtful expression on his face, a greying beard and mustache, and wearing a dark suit and tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. () Stock Photo

RMP5X1MX–Black and white portrait photograph of prominent San Francisco businessman, John Sanborn, shown from the chest up, with a thoughtful expression on his face, a greying beard and mustache, and wearing a dark suit and tie, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. ()

RMRK1EHA–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. «=«;^SfS hi-. Upper portion of stel- late disc of thallus. Fibrous liundle. ArcheLSonia (Unfurtilisfd) I Sporogonium, with i spores and elaters. Stalk of stellate disc. 12.—Fruiting Fronds, of " Chara sp.". Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG028M–. Photomicrographs of botanical studies. Photomicrography. «=«;^SfS hi-. Upper portion of stel- late disc of thallus. Fibrous liundle. ArcheLSonia (Unfurtilisfd) I Sporogonium, with i spores and elaters. Stalk of stellate disc. 12.—Fruiting Fronds, of " Chara sp.". Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Girl looking out the window of the old house covered with Ivy, digitally enhanced engraving, 1899. Courtesy Internet Archive. () Stock Photo

RMP844HC–Girl looking out the window of the old house covered with Ivy, digitally enhanced engraving, 1899. Courtesy Internet Archive. ()

. Effects of intense acoustic noise on cochlear function in infant and adult guinea pigs. Deafness, Noise induced; Cochlea; Guinea pigs. 6 KHz B P4. * * i khz POSTEXPOSURE #- 30 50 70 90 30 50 CLICK INTENSITY (dB SPL) 70 90. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Abrams, Harvey Bruce. Stock Photo

RMRDEF9R–. Effects of intense acoustic noise on cochlear function in infant and adult guinea pigs. Deafness, Noise induced; Cochlea; Guinea pigs. 6 KHz B P4. * * i khz POSTEXPOSURE #- 30 50 70 90 30 50 CLICK INTENSITY (dB SPL) 70 90. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Abrams, Harvey Bruce.

. Photomicrographs of botanical studies. Photomicrography. Phiitoiiiii roi^fdplis of Botdvical Stiitllrs. 35 48.—^T. & L.S. Stem of " Cucumis sativus," Cucumber.. 49.—T.S. Stem, " Helianthus annuus," Sunflower.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG023R–. Photomicrographs of botanical studies. Photomicrography. Phiitoiiiii roi^fdplis of Botdvical Stiitllrs. 35 48.—^T. & L.S. Stem of " Cucumis sativus," Cucumber.. 49.—T.S. Stem, " Helianthus annuus," Sunflower.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white portrait photograph of George H Vose, prominent California agriculturalist, shown from the waist up, his head turned in three-quarter view, with a bushy grey beard and mustache, a dark suit, and a thoughtful expression on his face, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. () Stock Photo

RMP5X0R4–Black and white portrait photograph of George H Vose, prominent California agriculturalist, shown from the waist up, his head turned in three-quarter view, with a bushy grey beard and mustache, a dark suit, and a thoughtful expression on his face, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. ()

RMRK0REM–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Vascular bundle Ground tissue. Starch and lucoplasts. 101.—L.S. Root of " Taraxacum ofiicinale," Dandelion.. Sphcero-crystals of inuline deposited on cell walls, forming balls of various sizes.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG01RR–. Photomicrographs of botanical studies. Photomicrography. Vascular bundle Ground tissue. Starch and lucoplasts. 101.—L.S. Root of " Taraxacum ofiicinale," Dandelion.. Sphcero-crystals of inuline deposited on cell walls, forming balls of various sizes.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

Black and white photograph, shot from a low angle, showing James C Flood's Italian Renaissance Revival style, mansion, with a horse-drawn carriage in the foreground, the only Nob Hill mansion to structurally survive the 1906 earthquake and fire in San Francisco, California, 1906. Courtesy Internet Archive. () Stock Photo

RMPGMT77–Black and white photograph, shot from a low angle, showing James C Flood's Italian Renaissance Revival style, mansion, with a horse-drawn carriage in the foreground, the only Nob Hill mansion to structurally survive the 1906 earthquake and fire in San Francisco, California, 1906. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. Z(^ 38 B. 11S660. Ölli5tein*«Btlt>enentrale Bilder-Annahme fttr Berliner JUustrirte Zeltung / Zeitbilder (Beilage zur Vossisdien Zeitung und Berliner Allgemeinen Zeitung) / Uhu / Quersdmitt / Koralle / Heiteren Fridolin / Dame / Ullsteins Blatt der Hausfrau / Modenwelt Praktisdie Berlinerin / Brummbär (Beilage zur Berliner Morgenpost und Berliner Allgemeinen Zeitung) Berlin SW68, Kodistr. 22-26 Telegramme: ILLUSTRUS BERUN. Please note that these i Stock Photo

RMRJYYR3–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. Z(^ 38 B. 11S660. Ölli5tein*«Btlt>enentrale Bilder-Annahme fttr Berliner JUustrirte Zeltung / Zeitbilder (Beilage zur Vossisdien Zeitung und Berliner Allgemeinen Zeitung) / Uhu / Quersdmitt / Koralle / Heiteren Fridolin / Dame / Ullsteins Blatt der Hausfrau / Modenwelt Praktisdie Berlinerin / Brummbär (Beilage zur Berliner Morgenpost und Berliner Allgemeinen Zeitung) Berlin SW68, Kodistr. 22-26 Telegramme: ILLUSTRUS BERUN. Please note that these i

. Photomicrographs of botanical studies. Photomicrography. Bud scales. ^-—Developing leaves. *y y ^ complete leaf in section. 77.—L.S Stem and Leaf-buds of Acer Pseudo-platanus, Sycamore (Defoliation). Cuticle. Phloem of main branch. Bud scales. Growing point of branch. Vascular system of branch. Central axis of same. i Vascular bundle of old leaf-stal Separating (absciss layer). Wood of main branch. Pith of central axis,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations Stock Photo

RMPG01XP–. Photomicrographs of botanical studies. Photomicrography. Bud scales. ^-—Developing leaves. *y y ^ complete leaf in section. 77.—L.S Stem and Leaf-buds of Acer Pseudo-platanus, Sycamore (Defoliation). Cuticle. Phloem of main branch. Bud scales. Growing point of branch. Vascular system of branch. Central axis of same. i Vascular bundle of old leaf-stal Separating (absciss layer). Wood of main branch. Pith of central axis,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations

RMP84527–Black and white, motion-blur photograph of a man, standing in full-length, three-quarter profile, wearing shorts and a sleeveless shirt, doing a shoulder straightening exercise with a towel, from Harrie Irving Hancock's 'Physical training for business men, basic rules and simple exercises for gaining assured control of the physical self', 1917. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. L 'o. )i. â 'St' iJi ^,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK1F4H–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. L 'o. )i. â 'St' iJi ^,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Fully developed pollen grains, showing wing or air sac, taken from mature cone. 63.âL.S. Developing Ovule, " Pinus Sylvestris." â â¢'â â¢:â¢-^^t'r^. Integument. Hndosperm. Spermo-nucleus. Oonucleus. Wing of seed.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie Stock Photo

RMPG0210–. Photomicrographs of botanical studies. Photomicrography. Fully developed pollen grains, showing wing or air sac, taken from mature cone. 63.âL.S. Developing Ovule, " Pinus Sylvestris." â â¢'â â¢:â¢-^^t'r^. Integument. Hndosperm. Spermo-nucleus. Oonucleus. Wing of seed.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Flatters, Milborne & McKechnie Ltd. Manchester : Flaters, Milborne & McKechnie

RMP5X10F–Black and white portrait photograph of prominent Californian, Samuel Bookstaver Bell, shown in profile, from the chest up, with a short beard and mustache, a dark suit and tie, and a serious expression on his face, from the volume 'History of the State of California and Biographical Record of Oakland and Environs, ' authored by JM (James Miller) Guinn, and published in Los Angeles by the Historic Record Co, 1907. Courtesy Internet Archive. ()

. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. •/" "VU ^-^ .ZL2.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz. Stock Photo

RMRK2992–. Arthur and Fritz Kahn Collection 1889-1932. Kahn, Fritz 1888-1968; Kahn, Arthur David 1850-1928; Natural history illustrators; Natural history. •/" "VU ^-^ .ZL2.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kahn, Arthur and Fritz.

. Photomicrographs of botanical studies. Photomicrography. Plintoiiiicroi^rnphs of Botiniiciil Sfmlli s 33 44.--T.S. Stem " Hippuris vulgaris," Mare's-tail (Aquatic type). ^,S Vi Â« " V Epidermis. ,'- ^ai â w^*'^v^'-^ "k 'â â ^1 Cortical tissue.. Phloem of bundle. Xylem (wood). Central axis. 45, "L.S. Stem, "Hippuris vulgaris," Mare's-tail. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work. Stock Photo