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User at project link - Public Domain
Robert Spence - Public Domain
US gov - Public Domain
Ed Schipul - CC BY-SA 2.0
Billy Rose Theatre Collection - Public Domain
unknown - Public Domain
Public Domain
Wim van Rossem / Anefo -
CBS Television - Public Domain
Unknown or not provided - Public Domain
''Motion Picture Magazine'' - Public Domain
Ghost-bat - CC BY-SA 3.0
*:File:JH_van_Vleck_and_HBG_Casimir,_1974.jpg - CC BY-SA 3.0
Ohio Attorney General's Office - CC BY-SA 3.0
Frances Benjamin Johnston - Public Domain
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User at project link - Public Domain
Freccia, Massimo
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Fortune, Robert, 1813-1880
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Robert Spence - Public Domain
Fell, Margaret, 1614-1702
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Disraeli, Benjamin, 1804-1881
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Kitchiner, William, 1775?-1827
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Burney, Charles, 1726-1814
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Huet, Pierre-Daniel, 1630-1721
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US gov - Public Domain
Kenney, Richard R. (Richard Rolland), 1856-1931
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Porter, Peter B. (Peter Buell), 1773-1844
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Ed Schipul - CC BY-SA 2.0
Cai, Guoqiang, 1957-...
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Guyon, Jeanne Marie Bouvier de la Motte, 1648-1717
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Te Waharoa, Wiremu Tamihana Tarapipipi, -1866
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Billy Rose Theatre Collection - Public Domain
Kane, Whitford, 1882-1956
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Clarke, Marcus Andrew Hislop, 1846-1881
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Martin I, King of Aragon, 1356-1410
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unknown - Public Domain
Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929
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unknown - Public Domain
Farrar, Geraldine
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Public Domain
Overall, John, 1560-1619
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Wim van Rossem / Anefo -
Duinkerken, Anton van 1903-1968
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CBS Television - Public Domain
Basehart, Richard, 1914-1984
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Bandini, Juan, 1800-1859
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unknown - Public Domain
Edmunds, J. M. (James Madison), 1810-1879
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Unknown or not provided - Public Domain
Deng, Xiaoping, 1904-1997
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''Motion Picture Magazine'' - Public Domain
McKee, Raymond
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Ghost-bat - CC BY-SA 3.0
Ki-Zerbo, Joseph.
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*:File:JH_van_Vleck_and_HBG_Casimir,_1974.jpg - CC BY-SA 3.0
Van Vleck, J. H. (John Hasbrouck), 1899-1980
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Macgillivray, William, 1796-1852
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Pérez Bonalde, Juan Antonio, 1846-1892
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Ohio Attorney General's Office - CC BY-SA 3.0
DeWine, Mike, 1947-
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Frances Benjamin Johnston - Public Domain
Page, Thomas Nelson, 1853-1922