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U.S. Congress - Public Domain
original uploader - CC BY 2.5
unknown - Public Domain
Leopold Gottlieb (died 1934) - Public Domain
National Library of Australia - Public Domain
Stephencdickson - CC BY-SA 4.0
Ruth Waterbury - Public Domain
Unknown or not provided - Public Domain
US Government Printing Office - Public Domain
Photo credit: ":en:Goldwyn Pictures - Public Domain
Unattributed - Public Domain
Freulich - Public Domain
William Cochrane (1831-1898) and John Castell Hopkins (1864-1923) - Public Domain
Gage Skidmore - CC BY-SA 3.0
George Gower - Public Domain
The White House - Public Domain
Nv8200p - CC BY-SA 3.0
Johanne Hesbeck (1873-1927) - Public Domain
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U.S. Congress - Public Domain
Rudman, Warren B. (Warren Bruce), 1930-2012
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Leipoldt, C. Louis (Christiaan Louis), 1880-1947
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original uploader - CC BY 2.5
Kolarov, Vasil Petrov, 1877-1950
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Wieniawski, Henri
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unknown - Public Domain
Olsen, Arnold, 1916-1990
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Cartwright, Edmund, 1743-1823
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Dumas, Alexandre, 1802-1870
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Leopold Gottlieb (died 1934) - Public Domain
Salmon, André, 1881-1969
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National Library of Australia - Public Domain
Taylor, George A. (George Augustine), 1872-1928
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Saye and Sele, William Fiennes, Viscount, 1582-1662
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Stephencdickson - CC BY-SA 4.0
Macgillivray, Pittendrigh, 1856-1938
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Ruth Waterbury - Public Domain
Murray, Mae, 1885-1965
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Cripps, Richard Stafford, Sir, 1889-1952
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Unknown or not provided - Public Domain
Knight, Goodwin, 1896-1970
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US Government Printing Office - Public Domain
Holtzman, Lester, 1913-2002
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Photo credit: ":en:Goldwyn Pictures - Public Domain
Kennedy, Madge, 1890-1987
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Eaton, William, 1764-1811
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Unattributed - Public Domain
Koczalski, Raoul, 1884-1948
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Fox, William, 1812-1893
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Dewees, William P. (William Potts), 1768-1841
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Freulich - Public Domain
Columbo, Russ, 1908-1934
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Signoret, Simone, 1921-1985
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Rampal, Jean-Pierre
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William Cochrane (1831-1898) and John Castell Hopkins (1864-1923) - Public Domain
Boyd, J. A. (John Alexander), 1837-1916
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Katayama, Tetsu, 1887-1978
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Gage Skidmore - CC BY-SA 3.0
Gabbard, Tulsi, 1981-
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George Gower - Public Domain
Coningsby, Thomas, 1550-1625
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The White House - Public Domain
Pople, John A., 1925-2004
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Nv8200p - CC BY-SA 3.0
McBride, James, 1957-
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Johanne Hesbeck (1873-1927) - Public Domain
Olrik, Axel, 1864-1917