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None - Public Domain
Dmitry Rozhkov - CC BY-SA 3.0
Igor Palmin - CC BY-SA 2.0
Albert Monier - CC BY-SA 4.0
Public Domain
unknown - Public Domain
неизвестный (unknown) - Public Domain
William Carrick - Public Domain
No coneguts -
unknown photographer - Public Domain
Fritz Cohen - Public Domain
Archipreneur - CC BY-SA 3.0
Bowman - Public Domain
Roferbia - CC BY-SA 3.0
Unknown artist -
Image from Wikimedia Commons
None - Public Domain
Orcutt, William Dana, 1870-1953
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Dmitry Rozhkov - CC BY-SA 3.0
Gladilin, Anatoliĭ Tikhonovich
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Giordano, Umberto
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Igor Palmin - CC BY-SA 2.0
Likhachev, Dmitriĭ Sergeevich
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Albert Monier - CC BY-SA 4.0
Pourrat, Henri, 1887-1959
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Howorth, Henry H. (Henry Hoyle), Sir, 1842-1923
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Public Domain
Mason, Jeremiah, 1768-1848
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Public Domain
Greer, David Hummell, 1844-1919.
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unknown - Public Domain
Stresemann, Erwin, 1889-1972
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Safford, Mary J.
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неизвестный (unknown) - Public Domain
Mao, Zedong, 1893-1976
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Lau, Andy, 1961-....
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William Carrick - Public Domain
Carrick, William, 1827-1878
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Baker, William Bliss, 1859-1886
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No coneguts -
Elliott, E. B. (Edwin Bailey), 1851-1937
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Young, Lester, 1909-1959
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unknown photographer - Public Domain
Wagner, Winifred
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Demers, Modeste, 1809-1871
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Fritz Cohen - Public Domain
Palewski, Gaston, 1901-1984
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unknown - Public Domain
Woolsey, Theodore Dwight, 1801-1889
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Public Domain
Harbord, James G. (James Guthrie), 1866-1947
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Fréron, Stanislas, 1754-1802
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Schulze, Gottlob Ernst, 1761-1833
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unknown - Public Domain
Lemaître, Jules, 1853-1914
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Archipreneur - CC BY-SA 3.0
William J. Clinton Presidential Library & Museum
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Bowman - Public Domain
Tittle, Y. A. (Yelberton Abraham), 1926-
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Clare, John Fitzgibbon, Earl of, 1748-1802
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Roferbia - CC BY-SA 3.0
Allison, Dorothy.
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Hall, Carl Christian 1812-1888
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Unknown artist -
Durant, H. F. (Henry Fowle), 1822-1881