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Charles Wells Moulton, Buffalo, New York - Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
Georges Biard - CC BY-SA 3.0
United States Department of Labor - Public Domain
ABC Television - Public Domain
Public Domain
Contemporary portrait - Public Domain
Joi - CC BY 2.0
unknown - Public Domain
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Bristowe, John Syer, 1827-1895
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Taitu, Empress, consort of Menelik II, Negus of Ethiopia, -1918
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Bourdon, François-Louis, 1758-1798
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Parise, Goffredo
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Charles Wells Moulton, Buffalo, New York - Public Domain
Dorr, Julia C. R. (Julia Caroline Ripley), 1825-1913
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George Grantham Bain Collection (Library of Congress) - Public Domain
Dane, Clemence.
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Georges Biard - CC BY-SA 3.0
Morricone, Ennio
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United States Department of Labor - Public Domain
Koontz, Elizabeth Duncan, 1919-1989
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Sayatʻ-Nova, 1712-1795
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ABC Television - Public Domain
Carroll, Pat, 1927-
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Stas, J.-S. (Jean Servais), 1813-1891
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Public Domain
López Rayón, Ignacio, 1773-1832
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Public Domain
Vann, John Paul, 1924-1972
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Perowne, Stewart, 1901-1989
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Contemporary portrait - Public Domain
Channing, William Ellery, 1780-1842
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Castro, Raúl, 1930-
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Haviland, Paul Burty, 1880-1950
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Public Domain
Peacock, George, 1791-1858
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Hawthorne, Nathaniel, 1804-1864
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Joi - CC BY 2.0
Hoberman, Chuck, 1956-
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Steir, Pat, 1940-....
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Butler, Pierce, 1866-1939
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unknown - Public Domain
Malvezzi, Virgilio, marchese, 1595-1653
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Christian Wilhelm (1587-1665).
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Humphreys, Benjamin G. (Benjamin Grubb), 1865-1923
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Allen, C.F. (Carl Ferdinand), 1811-1871
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Henderson, Fletcher, 1897-1952
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Darby, Harry, 1895-1987
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Bello, Andrés, 1781-1865
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Kreutzberg, Harald, 1902-