George Washington (1732-1799), 1st President of the United States, portrait painting by William Winstanley, circa 1803 Stock Photo

RM2D690A9–George Washington (1732-1799), 1st President of the United States, portrait painting by William Winstanley, circa 1803

William 'Billy' Costin (circa1780-1842) was a free Black activist and scholar who successfully challenged slave codes in the Circuit Court of the District of Columbia in the 1820s. Stock Photo

RF2GGP801–William 'Billy' Costin (circa1780-1842) was a free Black activist and scholar who successfully challenged slave codes in the Circuit Court of the District of Columbia in the 1820s.

George Washington (1732-1799), First President of the United States, equestrian portrait by William Clarke, 1800 Stock Photo

RM2D3DMTK–George Washington (1732-1799), First President of the United States, equestrian portrait by William Clarke, 1800

Portrait of Judge William Frederick Milton Arny, of Kansas, Witness before the Brown Committee at Washington (1860). 19th century illustration from Frank Leslie's Illustrated Newspaper Stock Photo

RF2JPPW6H–Portrait of Judge William Frederick Milton Arny, of Kansas, Witness before the Brown Committee at Washington (1860). 19th century illustration from Frank Leslie's Illustrated Newspaper

George Washington, the first President of the United States, (late 18th-early 19th century).Artist: William Dunlap Stock Photo

RMW7CBX3–George Washington, the first President of the United States, (late 18th-early 19th century).Artist: William Dunlap

William Dunbar was employed as ice pilot on the Jeannette Arctic expedition. The Jeannette expedition of 1879–1881, Journal of Captain George Washington De Long 1879-1881. Old 19th century engraving from Le Tour du Monde 1906 Stock Photo

RM2RAFAKF–William Dunbar was employed as ice pilot on the Jeannette Arctic expedition. The Jeannette expedition of 1879–1881, Journal of Captain George Washington De Long 1879-1881. Old 19th century engraving from Le Tour du Monde 1906

Presidential history print of all U.S. Presidents starting from George Washington till James Garfield. Stock Photo

RF2G27JER–Presidential history print of all U.S. Presidents starting from George Washington till James Garfield.

'Portrait of Washington Irving', c1820. Artist: William Foy. Stock Photo

RMW7ER93–'Portrait of Washington Irving', c1820. Artist: William Foy.

John Bigelow (1817-1911) was associate editor and part owner of the New York Evening Post with William Cullen Bryant. Later known as 'the first citizen of the republic', his lifetime covered the period of every American President except Washington, until his death in 1911. For years after he left the Evening Post and became a distinguished diplomat, he kept close contact with the paper. Stock Photo

RM2BE101J–John Bigelow (1817-1911) was associate editor and part owner of the New York Evening Post with William Cullen Bryant. Later known as 'the first citizen of the republic', his lifetime covered the period of every American President except Washington, until his death in 1911. For years after he left the Evening Post and became a distinguished diplomat, he kept close contact with the paper.

Self-Portrait [recto]. Dated: c. 1880. Dimensions: image (irregular): 24.13 × 10.8 cm (9 1/2 × 4 1/4 in.) sheet: 33.02 × 26.35 cm (13 × 10 3/8 in.). Medium: graphite on wove paper. Museum: National Gallery of Art, Washington DC. Author: William E. Winner. Stock Photo

RMR3APXM–Self-Portrait [recto]. Dated: c. 1880. Dimensions: image (irregular): 24.13 × 10.8 cm (9 1/2 × 4 1/4 in.) sheet: 33.02 × 26.35 cm (13 × 10 3/8 in.). Medium: graphite on wove paper. Museum: National Gallery of Art, Washington DC. Author: William E. Winner.

19th-century portrait of William Pitt, first Earl of Chatham and political leader of Great Britain during the Seven Years' War. Illustration published Stock Photo

RF2ER6GKC–19th-century portrait of William Pitt, first Earl of Chatham and political leader of Great Britain during the Seven Years' War. Illustration published

RMHT238W–'Portrait of Washington Irving', c1820. Artist: William Foy.