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Max Rapp - Public Domain
:w:Nobel Foundation - Public Domain
:en:United States District Court for the Northern District of California - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
unknown (film screenshot) - Public Domain
Engraving by S. Freeman - Public Domain
loki11 - Public Domain
Chrwulf - CC BY-SA 3.0
US Government Printing Office - Public Domain
unknown - Public Domain
Photographer not credited - Public Domain
Adolf Dauthage - Public Domain
Christian Wilhelm Allers - Public Domain
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Beauclerk, Diana, Lady, 1734-1808
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Max Rapp - Public Domain
Liberati, Allesandro, 1847-1927
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Marrou, Andre, 1938-
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:w:Nobel Foundation - Public Domain
Alvarez, Luis W., 1911-1988
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:en:United States District Court for the Northern District of California - Public Domain
Conti, Samuel, 1922-
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Campbell, James E. (James Edwin), 1843-1924
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Ross, Robert, 1766-1814
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Mathew Brady Levin Corot Handy - Public Domain
Saunders, Alvin, 1817-1899
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unknown (film screenshot) - Public Domain
Cabot, Bruce, 1904-1972
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Engraving by S. Freeman - Public Domain
Grahame, James, 1765-1811
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Wilson, Hack, 1900-1948
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Quitman, John Anthony, 1798-1858
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Christie, Mr. (James), 1730-1803
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loki11 - Public Domain
Stamp, Josiah, Sir, 1880-1941
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Little, John S. (John Sebastian), 1853-1916
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Mathew Brady Levin Corot Handy - Public Domain
Hoyt, Henry M. (Henry Martyn), 1830-1892
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Chrwulf - CC BY-SA 3.0
Wulf, Christoph, 1944-....
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Farren, Elizabeth, 1762-1829
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Bastide, Jules.
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US Government Printing Office - Public Domain
Edwards, Don, 1915-
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West, James E. (James Elton), 1951-2006
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Chandos, Oliver Lyttelton, Viscount, 1893-1972
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unknown - Public Domain
Pfeiffer, Ludwig Georg Karl, 1805-1877
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Loew, Marcus, 1870-1927
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Fox, Jay, 1870-1961
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Photographer not credited - Public Domain
Lassiter, Francis Rives, 1866-1909
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Rashi, 1040-1105
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Adolf Dauthage - Public Domain
Wolf, Ferdinand, 1796-1866
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Christian Wilhelm Allers - Public Domain
Groth, Klaus, 1819-1899
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Agricola, Johann, 1494?-1566