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Unknown - Public Domain
Peter Dench - CC BY-SA 4.0
unknown - Public Domain
U.S. Department of Transportation - Public Domain
Slowking4 -
Engraving by w:William Holl the Younger - Public Domain
Pegasuscbba - Public Domain
w - Public Domain
US Government Printing Office - Public Domain
Contemporary portrait - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Brady National Photographic Art Gallery, Washington, D.C.<br /> -
Augustus Washington - Public Domain
Otto Rosner - Public Domain
Ernest Herbert Mills - Public Domain
Henry Theophilus Finck - Public Domain
Colmer, Montagu, and Charles Erskine Scott Wood - Public Domain
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Unknown - Public Domain
Crescentini, Girolamo, 1762-1846
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Maine, Henry Sumner, 1822-1888
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Peter Dench - CC BY-SA 4.0
Meyer, Aubrey
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Gray, Robert, 1755-1806
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unknown - Public Domain
Bancroft, George, 1882-1956
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unknown - Public Domain
Sidis, Boris, 1867-1923
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U.S. Department of Transportation - Public Domain
Goldschmidt, Neil E. (Neil Edward), 1940-
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unknown - Public Domain
Wolff, Henry Drummond, Sir, 1830-1908
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Slowking4 -
Yang, Gene Luen
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Engraving by w:William Holl the Younger - Public Domain
Anderson, John, 1726-1796
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Pegasuscbba - Public Domain
Quiroga Santa Cruz, Marcelo, 1931-1980
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w - Public Domain
Dibdin, Charles, 1768-1833
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US Government Printing Office - Public Domain
Eckhardt, Bob.
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Contemporary portrait - Public Domain
Barrington, Shute, 1734-1826
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Bryant, Henry, 1820-1867
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Mathew Brady Levin Corot Handy - Public Domain
Knox, John Jay, 1828-1892
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Vossler, Karl, 1872-1949
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Brady National Photographic Art Gallery, Washington, D.C.<br /> -
McCook, Alexander McDowell, 1831-1903
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Augustus Washington - Public Domain
Priest, James M., -1883
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Rowe, Nicholas, 1674-1718
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Meyer, Danny
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Otto Rosner - Public Domain
Boepple, Ernst, 1887-
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Chiniquy, Charles Paschal Telesphore, 1809-1899
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Ernest Herbert Mills - Public Domain
Chesterton, G.K. (Gilbert Keith), 1874-1936
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Proctor, Redfield, 1879-1957
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Keynes, Geoffrey, 1887-1982
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Henry Theophilus Finck - Public Domain
Finck, Henry Theophilus, 1854-1926
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Adolphus Frederick Prince, Duke of Cambridge, 1774-1850
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King, Charles, 1844-1933
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Colmer, Montagu, and Charles Erskine Scott Wood - Public Domain
Deady, Matthew P. (Matthew Paul), 1824-1893