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Copyright by Laveccha Studio, Chicago (no. 3). - Public Domain
Lithograph by August Kneisel after Cäcilie Brandt - Public Domain
Johndoo - CC BY-SA 3.0
William Tung - CC BY-SA 2.0
Unknown photographer - Public Domain
unknown photographer - Public Domain
Ralph Arvesen - CC BY 2.0
unidentified staff artist - Public Domain
Gind2005 -
unknown - Public Domain
Noelbabar - Public Domain
Georges Biard - CC BY-SA 3.0
Public Domain
Civil War Photograph Collection, Library of Congress - Public Domain
Erling Mandelmann - CC BY-SA 3.0
G.V. Buck - Public Domain
National Library of Australia - Public Domain
Carlo Saraceni - Public Domain
:en:CBS - Public Domain
w - Public Domain
Image from Wikimedia Commons
Marsden, Samuel, 1765-1838
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Hussey, Obed, 1792-1860
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Copyright by Laveccha Studio, Chicago (no. 3). - Public Domain
Caruso, Enrico, 1873-1921
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Lithograph by August Kneisel after Cäcilie Brandt - Public Domain
Pixis, Johann Peter, 1788-1874
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Johndoo - CC BY-SA 3.0
Say, Frederick Richard
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William Tung - CC BY-SA 2.0
Black, Shane
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Hudson, Grace Carpenter, 1865-1937
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Unknown photographer - Public Domain
Turing, Alan Mathison, 1912-1954
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unknown photographer - Public Domain
Princip, Gavrilo, 1894-1918
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Ralph Arvesen - CC BY 2.0
Trujillo, Robert, 1964-
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unidentified staff artist - Public Domain
Miller, P. Schuyler (Peter Schuyler), 1912-1974
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Gind2005 -
Castries, Charles Eugène Gabriel de La Croix, marquis de, 1727-1800
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Schottky, Walter, 1886-1976
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unknown - Public Domain
Parris, Albion K. (Albion Keith), 1788-1857
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Noelbabar - Public Domain
Brittain, Vera, 1893-1970
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Georges Biard - CC BY-SA 3.0
Law, Jude, 1972-....
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Public Domain
Steenbock, Harry, 1886-1967
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Civil War Photograph Collection, Library of Congress - Public Domain
Hatch, Edward, 1832-1889
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Herberigs, Robert
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Canning, George, 1770-1827
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Erling Mandelmann - CC BY-SA 3.0
Haubensak, Pierre, 1935-
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Barraud, Francis, 1856-1924
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G.V. Buck - Public Domain
Walsh, Thomas F. (Thomas Francis), 1850-1910
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National Library of Australia - Public Domain
Lindsay, Daryl, 1890-1976
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Carlo Saraceni - Public Domain
Saraceni, Carlo, 1579-1620
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Straus, Nathan, 1848-1931
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Colicchio, Tom
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Frank, Waldo David, 1889-1967
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:en:CBS - Public Domain
Brandon, Clark
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w - Public Domain
Jemison, Mae, 1956-