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Steve Punter - CC BY 2.0
unknown - Public Domain
Anefo - CC0 1.0
Ruel P. Tolman -
Robert L. Knudsen - CC BY 3.0
number - Public Domain
Joop van Bilsen / Anefo - CC BY-SA 3.0
USNHC - Public Domain
U.S. Department of Energy - Public Domain
Public Domain
Evers, Joost / Anefo -
Georges Biard - CC BY-SA 3.0
w - Public Domain
Konrad Jacobs - CC BY-SA 2.0
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Steve Punter - CC BY 2.0
Prescott, John, 1938-....
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unknown - Public Domain
Angelus, Clarenus, approximately 1255-1337
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Russell, Peter, 1733-1808
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unknown - Public Domain
Bell, J. F. (Joshua Fry), 1811-1870
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Wilder, Marshall P. (Marshall Pinckney), 1859-1915
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Anefo - CC0 1.0
Sarapo, Théo
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Ruel P. Tolman -
Chase, Florence Elizabeth (Meier) 1902-
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Robert L. Knudsen - CC BY 3.0
Meyer, Mary, 1920-1964
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Marchand, Jean-Baptiste, 1863-1934
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number - Public Domain
Moore, R. L. (Robert Lee), 1882-
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unknown - Public Domain
Mary, of Guelders, Queen, consort of James II, King of Scotland, 1433-1463
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Joop van Bilsen / Anefo - CC BY-SA 3.0
Buytendijk, F.J.J. (Frederik Jacobus Johannes), 1887-1974
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USNHC - Public Domain
Jeffers, William N. (William Nicholson), 1824-1883
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U.S. Department of Energy - Public Domain
Szilard, Leo
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Clay, Laura, 1849-1941
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Fubini, Guido, 1879-1943
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Public Domain
Angell, James Burrill, 1829-1916
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Carpentier, Georges, 1894-1975
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unknown - Public Domain
Golder, Benjamin Martin, 1891-1946
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García, Manuel, 1805-1906
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Evers, Joost / Anefo -
Karina, Anna, 1940-....
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Jackson, William, 1730-1803
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Chichester of Belfast, Arthur Chichester, Baron, 1563-1625
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Bartholin, Caspar, 1655-1738
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Trousdale, William, 1790-1872
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Georges Biard - CC BY-SA 3.0
Mortensen, Viggo, 1958-....
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w - Public Domain
Bennion, Adam S. (Adam Samuel), 1886-1958
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unknown - Public Domain
Windelband, W. (Wilhelm), 1848-1915
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Peary, Marie Ahnighito, 1893-1978
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Konrad Jacobs - CC BY-SA 2.0
Hasse, Helmut, 1898-1979