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Mathew Brady - Public Domain
unknown - Public Domain
Ctjanjic - CC BY-SA 4.0
unknown photographer - Public Domain
Nightscream - CC BY 3.0
unknown<br/> - Public Domain
Justinhoch - CC BY 2.0
Public Domain
U.S. Government Printing Office - Public Domain
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Mathew Brady - Public Domain
Briggs, George, 1805-1869
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Chodźko, Léonard, 1800-1871
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Chambers, Thomas, Sir, 1814-1891
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Landis, Jessie Royce
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Herglotz, Gustav, 1881-1953
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Barrow, Isaac, 1630-1677
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unknown - Public Domain
Gaynor, William Jay, -1913
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unknown - Public Domain
Bonner, Herbert Covington, 1891-1965
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Wilde, Kim
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Ctjanjic - CC BY-SA 4.0
Wilkes, Stephen
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Gurney, John Henry 1819-1890
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Ogden, Aaron, 1756-1839
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Read, Bill, 1917-
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Arthur, Chester Alan, 1829-1886
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Crew, Louie, 1936-
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unknown photographer - Public Domain
Godfrey, Edward Settle, 1843-1932
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Belmont, August, 1853-1924
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Nightscream - CC BY 3.0
Gould, Emily
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Thomas, J.H. (James Henry), 1874-1949
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unknown - Public Domain
Curatella Manes, Pablo, 1891-1962
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unknown<br/> - Public Domain
Tilghman, William Matthew, 1854-1924
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Bonaparte, Letizia, 1750?-1836
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unknown photographer - Public Domain
Rolfe, John Carew, 1859-1943
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Justinhoch - CC BY 2.0
King, Rodney, 1965-2012
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Public Domain
Prince, Frederick O. (Frederick Octavius), 1818-1899
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Levy, Jefferson M. (Jefferson Monroe), 1852-1924
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U.S. Government Printing Office - Public Domain
Green, William Joseph, 1910-1963
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Maeda, John
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Goodwin, John, 1594?-1665
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Artin, Emil, 1898-1962