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The Department of State, Washington, DC. - Public Domain
USMC - Public Domain
August Weger - Public Domain
Roferbia - CC BY-SA 4.0
Mathew Brady - Public Domain
Herbert Schmalz - Public Domain
anonymous - Public Domain
Katmorro - CC BY-SA 3.0
Wolfgang Kilian - Public Domain
G. Derby & J. T. White - Public Domain
Photo not credited in any obvious way - Public Domain
Chest7 - CC BY 3.0
unknown - Public Domain
User :de:Dr. Manuel - Public Domain
Shawn Brackbill - CC BY 2.0
''Picture Show Who's Who'' on the screen 1932. UK magazine. - Public Domain
Friedrich V. Hauser (d. 1921) - Public Domain
Dominion Post photographer - CC BY-SA 3.0
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McKay, Claude, 1890-1948
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Arndt, Ernst Moritz, 1769-1860
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The Department of State, Washington, DC. - Public Domain
Keïta, Salif, 1949-
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USMC - Public Domain
March, William, 1893-1954
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August Weger - Public Domain
Satter, Gustave
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Roferbia - CC BY-SA 4.0
Rey-Rosa, Rodrigo 1958-....
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Gooch, Daniel W. (Daniel Wheelwright), 1820-1891
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Mathew Brady - Public Domain
Bowen, Christopher Columbus, 1832-1880
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North, Frederick, Lord, 1732-1792
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Herbert Schmalz - Public Domain
Alec-Tweedie, Mrs. (Ethel), -1940
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Venturi, Giovanni Battista, 1746-1822
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Watson, John F. (John Fanning), 1779-1860
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anonymous - Public Domain
Pratella, Francesco Balilla, 1880-1955
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Katmorro - CC BY-SA 3.0
Bingham-Hall, Patrick.
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Wolfgang Kilian - Public Domain
Johann Friedrich, Herzog von Sachsen-Weimar, 1600-1628
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Butler, A. P. (Andrew Pickens), 1796-1857
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Witherspoon, Cora, 1890-1957
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G. Derby & J. T. White - Public Domain
Leslie, Madeline, 1815-1893
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Photo not credited in any obvious way - Public Domain
Minor, Thomas T.
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Chest7 - CC BY 3.0
Atchugarry, Pablo, 1954-....
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unknown - Public Domain
Mary, of Guelders, Queen, consort of James II, King of Scotland, 1433-1463
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Lamplugh, Thomas, 1615-1691
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Carriès, Jean (1855-1894).
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User :de:Dr. Manuel - Public Domain
Musschenbroek, Petrus van 1692-1761
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Namir, Mordecai, 1897-1975
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Jaspers, Karl, 1883-1969
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Shawn Brackbill - CC BY 2.0
Burrell, Dave, 1940-....
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''Picture Show Who's Who'' on the screen 1932. UK magazine. - Public Domain
Brown, Tom, 1913-1990
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Friedrich V. Hauser (d. 1921) - Public Domain
Haushofer, Karl, 1869-1946
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Dominion Post photographer - CC BY-SA 3.0
Howard, Mabel Bowen, 1894-1972