RMA1R077–Allegheny National Forest Pennsylvania USA Bicycles
RMA3DYTX–Fallen American Beech And Ferns, Hearts Content Scenic Area, Allegheny National Forest, Pennsylvania,
RMA4YM6F–Road through Allegheny National Forest in late fall color autumn Pennsylvania USA
RMB886PK–George Washington crossing the Allegheny River during the French and Indian War. Hand-colored woodcut
RMMM3HFE–Tunnel. Allegheny. 1960
RMKWDJTT–Guests at the Cresson Mountain House, a summer resort in the Pennsylvanias Allegheny Mountains. Johnstown Flood and 2,209 deaths in May 1889 was caused by negligence at a resort owned by the Pennsylvania Railroad (BSLOC 2017 17 69)
RMERPMW8–Young George Washington hurled into the Icy Allegheny, 1753
RMER7J5R–Pittsburgh & Allegheny, 1876
RMFFAFA0–EMIGRANTS TO OHIO, 1789./nEmigrants from east of the Allegheny Mountains arrive at a new settlement on the banks of the Ohio River, c1789: wood engraving, 19th century, after Felix O.C. Darley.
RMD95RAK–Oil wells at Oil Creek, 150 miles up the Allegheny River from Pittsburgh, Pennsylvania, USA. Engraving from 'Les Merveilles de la Science' by Louis Figuier (Paris, c1870).
RF2FAF0KK–Pittsburgh/Allegheny, Pennsylvania. Cincinnati, Ohio city plans COLTON 1869 map
RMB3KXR6–ALLEGHENY UPRISING 1939 RKO film with John Wayne front right
RMDECKM3–Canoer on the Allegheny River in Pittsburgh near the confluence with the Monongahela River at the Forks of the Ohio (Point Stat
RMG630JN–David Hempleman-Adams, 45, sets off from Allegheny County Airport, Pennsylvania, on his record-breaking attempt to cross the Atlantic in a balloon with an open wicker basket. * The adventurer from Wiltshire is hoping to beat the solo world distance record of 5,340 km (3,337.5 miles) for the helium and hot-air balloon type on the dangerous crossing.
RMDXK97G–Confluence of the Allegheny and Monongahela Rivers, Pittsburg, USA early 1900s
RMBNDKDM–Monongahela and Allegheny Rivers Pittsburgh Pennsylvania USA
RMF48AB3–A source of petroleum at Oil Creek on the Allegheny River, Pennsylvania, U.S.A. in 1858, discovered by Edwin Laurentine Drake, aka Colonel Drake, (1819 – 1880).
RMBX2B00–Allegheny River Bridges town city bridges river flow Pittsburgh Pennsylvania USA United States America
RFCWPK8W–Allegheny County Courthouse in downtown Pittsburgh, Pennsylvania, USA.
RMFH2A1F–Allegheny Airlines Air logo icon flag emblem
RMA4H59G–Kinzua Bay Viewed From Longhouse Scenic Drive, Allegheny Reservoir, Allegheny National Forest, Pennsylvania, Usa,
RFKCGCCK–United States of America, View of the large industrial city of Pittsburgh in state of Pennsylvania on the rivers Monongahela and Allegheny, digital improved reproduction of a historical photo from the (estimated) year 1899
RMKB9040–Bridges on the Allegheny River in Pittsburgh, PA, USA
RMMM3HFG–Observatory. Allegheny.1905
RMF95HCH–The Allegheny Mountains
RM2BX416F–View of the city of Pittsburgh from near Saw Mill Run - Print shows a distant view of Pittsburgh at the confluence of the Allegheny and Monogahela Rivers from a vantage point along the Ohio River, circa 1855
RMER7K13–Carnegie, Allegheny County Pennsylvania
RFHGKJJ5–Map Of Allegheny 1863
RMD95RAY–Oil wells at Oil Creek, 150 miles up the Allegheny River from Pittsburgh, Pennsylvania, USA. Engraving from 'The Practical Dictionary of Mechanics' edited by Edward H Knight (New York and London, c1880)
RF2HJT4M9–Pittsburg is blurred by the smoke of a thousand factories where the Monongahela & Allegheny rivers become the Ohio. Pennsylvania. United States (1923)
RMF4F5N2–All bridges over the Allegheny River lead to the heart of Pittsburgh's downtown financial center.
RMDECKYD–Canoer on the Allegheny River in Pittsburgh near the confluence with the Monongahela River at the Forks of the Ohio (Point State Park). Heinz Stadium (Home of the Steelers) in the background.
RMG630NP–Explorer David Hempelman-Adams, 46, sets off from Allegheny County Airport, Pennsylvania, on his record-breaking attempt to cross the Atlantic in a balloon with an open wicker basket. * The adventurer from Wiltshire is hoping to beat the solo world distance record of 5,340 km (3,337.5 miles) for the helium and hot-air balloon type on the dangerous crossing.
RMB55X83–Allegheny service berry (Amelanchier laevis)
RMHNJFJR–Blackwater Falls, Blackwater Falls State Park, Allegheny Mountains, West Virginia, USA
RFAHRBY8–Snow on Autumn Trees Allegheny Mountains
RMBX2AYB–Allegheny River Bridges town city bridges river flow Pittsburgh Pennsylvania USA United States America
RFPKY5BP–Urban waterfront and bridges crossing the Allegheny River in downtown Pittsburgh, Pennsylvania.
RMFH2A24–Allegheny Airlines Air logo icon flag emblem
RMA4H5DR–Overlook Of Allegheny River Near East Brady, Pennsylvania, Usa,
RM2A57NNY–Buildings looking towards Mt Washington, Pittsburgh, Allegheny County, Pennsylvania, USA
RM2CTE5C2–View at Allegheny City., Pennsylvania
RMMM22M5–High School. Allegheny. 1930
RMJ0FRBN–Allegheny jet prop, the Convair 540 leased to Allegheny Airlines
RFJE5859–Black and white photo of the Pittsburgh, Pennsylvania skyline at night overlooking the Allegheny River with the Andy Warhol Bridge.
RMER7J5T–Allegheny County court house
RMEAMA4E–Antique car riding through Bath County by Dan Ingalls Overloook, Homestead Resort, Allegheny Mountains, Virginia USA
RMBEA05R–Pittsburgh, Pennsylvania - Kayakers on the Allegheny River near downtown Pittsburgh.
RMF4F60R–Tenth Street Bridge over Allegheny River leading to towering downtown heart of Pittsburgh, PA.
RMDECM55–Canoer on the Allegheny River in Pittsburgh near the confluence with the Monongahela River at the Forks of the Ohio (Point State Point). Del Monte Office Building in the background
RMG630JR–Explorer David Hempelman-Adams, 46, prior to setting off from Allegheny County Airport, Pennsylvania, on his record-breaking attempt to cross the Atlantic in a balloon with an open wicker basket. * The adventurer from Wiltshire is hoping to beat the solo world distance record of 5,340 km (3,337.5 miles) for the helium and hot-air balloon type on the dangerous crossing.
RMB55X8K–Allegheny service berry (Amelanchier laevis)
RMKHNKA3–Blackwater Falls, Blackwater Falls State Park, Allegheny Mountains, West Virginia, USA
RMD0BCYC–Nets, Allegheny Front Migration Observatory, Dolly Sods, Hopeville, West Virginia, USA
RFM0DRGT–Pittsburgh, Pennsylvania, USA skyline on the Allegheny River.
RFPKY5C0–Downtown river waterfront and bridges crossing the Allegheny River in Pittsburgh, Pennsylvania.
RMFH2A1A–Allegheny Airlines Air logo icon flag emblem
RMB6AM3Y–AUTUMN VIEW OF BRIDGE OVER THE ALLEGHENY RIVER, TIDIOUTTE, PENNSYLVANIA, USA
RM2CTYB2W–View of Allegheny Mountains from Mt Ararat, Schellsburg, Bedford County, Pennsylvania, USA
RM2CTE4MF–View at Allegheny City., Pennsylvania
RMMM22M3–Theological Seminary. Allegheny. 1930
RFH9A4P4–Fort Duquesne Bridge spans Allegheny river in Pittsburgh, Pennsylvania
RMT6YFPR–Engraving of the remains of Fort Pitt in Pittsburgh, Allegheny County, Pennsylvania, Mississippi, 1858. From the New York Public Library. ()
RMER7K17–Duquesne, Allegheny County Pennsylvania, 1897
RMA49WJ7–Allegheny Serviceberry
RMBEA0HW–Boaters on the Allegheny River at Pittsburgh
RMF4F60Y–Sightseeing river boat underway on the Allegheny River, one of three waterways that intersect in Pittsburgh, PA.
RMDECKW6–Canoer on the Allegheny River in Pittsburgh near the confluence with the Monongahela River at the Forks of the Ohio (Point State Point). First bridge across the Ohio River in the background.
RMG630JW–Explorer David Hempelman-Adams, 46, prior to setting off from Allegheny County Airport, Pennsylvania, on his record-breaking attempt to cross the Atlantic in a balloon with an open wicker basket. * The adventurer from Wiltshire is hoping to beat the solo world distance record of 5,340 km (3,337.5 miles) for the helium and hot-air balloon type on the dangerous crossing.
RMD76PD6–Allegheny reservoir in Pennsylvania in the fall
RM2A9YEY1–The Three Rivers Heritage Trail in Point State Park with Fort Duquesne Bridge behind, Allegheny River, Pittsburgh, Pennsylvania, USA
RM2B8MFM0–Farm Interns from Allegheny Mt. School, Virginia
RFM0DRH9–Pittsburgh, Pennsylvania, USA skyline on the Allegheny River.
RFCF8A2G–1926 Pittsburgh Monogahela and Allegheny River Ohio aerial view
RM2WAK7EF–Detail of the 1941 Allegheny steam locomotive, on display at The Henry Ford Museum of American Innovation
RMB3559M–Bridges along the Allegheny River by the Golden Triangle, Pittsburgh, Pennsylvania, USA
RMB12KEF–ALLEGHENY RIVER BRIDGES DOWNTOWN PITTSBURGH PENNSYLVANIA USA
RM2CTE79D–View of flood at Allegheny City., Pennsylvania
RMMM22M4–Carnegie Library. Allegheny. 1905
RFKDNDXA–Pittsburgh downtown skyline by night viewed from North Shore Riverfront Park across Allegheny River.
RMW4XPHR–Vintage postcard reproduction of the Big Bend Allegheny River, scenic Route No.59 via Warren Kinzua and Bradford, Pennsylvania, 1930. ()
RMER7K1W–Wilmerding, Allegheny County, Pennsylvania, 1897
RMA3W47X–Allegheny Serviceberry
RME5TAMR–Pittsburgh, Pennsylvania - A tugboat pushes a barge on the Allegheny River.
RFFD7WM8–SOUTH PITTSBURG AND ALLEGHENY CITY: Views. Pennsylvania, antique print 1874
RMBGFK6H–Heartleaved Foamflower / Allegheny Foam flower (Tiarella cordifolia), native to North America, US
RMDECM03–Canoer on the Allegheny River in Pittsburgh near the confluence with the Monongahela River at the Forks of the Ohio (Point State Point). Del Heinz Field and Carnegie Science Center in the background.
RMG630NJ–Explorer David Hempelman-Adams, 46, sets off from Allegheny County Airport, Pennsylvania, on his record-breaking attempt to cross the Atlantic in a balloon with an open wicker basket. The adventurer from Wiltshire is hoping to beat the solo world distance record of 5,340 km (3,337.5 miles) for the helium and hot-air balloon type on the dangerous crossing.
RMD76PDP–Allegheny reservoir in Pennsylvania in the fall
RMKHNKA1–Trail in Blackwater Falls State Park, Allegheny Mountains, West Virginia, USA