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George Grantham Bain Collection (Library of Congress) - Public Domain
Unknown (anonymous drawing) - Public Domain
unknown - Public Domain
New York World-Telegram and the Sun staff photographer - Public Domain
Ragtimedorianhenry2010 - Public Domain
Agence Meurisse -
James Macardell (after Sir Peter Lely) - Public Domain
Sailko - CC BY 3.0
Public Domain
Associated Press photo. "Medford Mail Tribune" (Medford, OR), publisher. - Public Domain
Solhanse - CC BY-SA 4.0
Contemporary portrait - Public Domain
Andrew Wilkinson - CC BY-SA 2.0
Mathew Brady - Public Domain
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Henshaw, Henry W. (Henry Wetherbee), 1850-1930
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Carpenter, William Hookham, 1792-1866
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George Grantham Bain Collection (Library of Congress) - Public Domain
Mezes, Sidney Edward, 1863-1931
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Bergius, Friedrich, 1884-
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Unknown (anonymous drawing) - Public Domain
Chabanon, Michel-Paul-Gui de, 1730-1792
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Hasse, Johann Adolf, 1699-1783
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unknown - Public Domain
Gunzburg, Nico
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unknown - Public Domain
Barbé, Henri
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unknown - Public Domain
Johns, John, 1796-1876
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Siler, J. F. (Joseph Franklin), 1875-1960
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New York World-Telegram and the Sun staff photographer - Public Domain
Cowles, John, 1898-1983
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Siple, Paul Allman, 1908-1968
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Ragtimedorianhenry2010 - Public Domain
Arndt, Félix 1889-1918
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Polk, Frank L. (Frank Lyon), 1871-1943
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Agence Meurisse -
Artaud, Antonin, 1896-1948
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Macarthur, Elizabeth, 1766?-1850
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James Macardell (after Sir Peter Lely) - Public Domain
Moore, John, Sir, 1620-1702
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Sailko - CC BY 3.0
Preciado de la Vega, Francisco, 1712-1789
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Greene, Christopher, 1737-1781
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Public Domain
McLane Louis 1786-1857
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Henrick, Richard P.
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Associated Press photo. "Medford Mail Tribune" (Medford, OR), publisher. - Public Domain
Dockweiler, John Francis, 1895-1943
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Solhanse - CC BY-SA 4.0
Aharoni, Ada
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Hoffmeister, Franz
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Contemporary portrait - Public Domain
Godwin, Francis, 1562-1633
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Andrew Wilkinson - CC BY-SA 2.0
More, William, 1520-1600
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Mathew Brady - Public Domain
Iverson, Alfred, 1798-1873
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Ambrose, Stephen E.
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Spencer, Anne, 1882-1975
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Dietrich, Veit, 1506-1549