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unknown - Public Domain
Rainer Ebert - CC BY-SA 2.0
Fran6fran6 - Public Domain
Rudolph Ackermann - Public Domain
file drawing, photographed from hardcopy by Tim Davenport - Public Domain
Josef Kriehuber (1800-1876); Foto Peter Geymayer - Public Domain
The National Academy of Sciences - Public Domain
Robert Williams, sold by Edward Cooper, after William Wissing - Public Domain
Photographer Sören Hoffman/SVT Bild - Public Domain
Robert M. Burnett (editor) - Public Domain
Huntington Theatre Company - CC BY 2.0
Original uploader -
George M. Bergman, copyright is with MFO - CC BY-SA 2.0
United States Navy - Public Domain
Accound wiki - CC BY-SA 4.0
Bachrach Studios - Public Domain
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unknown - Public Domain
Hutton, Frederick Wollaston, 1836-1905
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Watson, Elkanah, 1758-1842
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Guillaume, Eugène, 1822-1905
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Rainer Ebert - CC BY-SA 2.0
Cohen, Carl, 1931-....
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Fran6fran6 - Public Domain
Denis, Léon, 1846-1927
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Rudolph Ackermann - Public Domain
Chichele, Henry, 1362?-1443
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Lewis, John, 1920-2001
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unknown - Public Domain
Bass, Sam, 1851-1878
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Hopper, De Wolf, 1858-1935
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file drawing, photographed from hardcopy by Tim Davenport - Public Domain
Mailly, William, 1871-1912
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Josef Kriehuber (1800-1876); Foto Peter Geymayer - Public Domain
Sainte-Aulaire, comte de (Louis Clair de Beaupoil), 1778-1854
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Palafox y Mendoza, Juan de 1600-1659
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The National Academy of Sciences - Public Domain
Adkins, Homer, 1892-1949
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Minshall, William Edwin, 1911-1990
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Robert Williams, sold by Edward Cooper, after William Wissing - Public Domain
Northumberland, George Fitzroy, Duke of, 1665-1716
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Photographer Sören Hoffman/SVT Bild - Public Domain
Falck, Åke, 1925-1974
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Le Moyne, François, 1688-1737
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Robert M. Burnett (editor) - Public Domain
Buchholdt, Thelma
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Barnett, Curtis, approximately 1696-1746
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Paul, Ron, 1935-....
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Huntington Theatre Company - CC BY 2.0
Lane, Nathan, 1956-....
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Macdonald, James Ramsay, 1866-1937
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Crosthwaite, Hugo, 1971-
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George M. Bergman, copyright is with MFO - CC BY-SA 2.0
Alperin, J. L.
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Cornwell, Patricia Daniels
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Cambon, Paul, 1843-1924
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United States Navy - Public Domain
Lemon, Meadowlark
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Accound wiki - CC BY-SA 4.0
Geffrard, Fabre Nicolas, 1806-1879
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Bachrach Studios - Public Domain
Bachrach, David, 1845-1921
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Shipstead, Henrik, 1881-1960