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Freeman Thorp - Public Domain
Sinednov - CC BY-SA 4.0
Marion S. Trikosko, U.S. News & World Report - Public Domain
Farrue - Public Domain
unknown - Public Domain
ABC Television - Public Domain
Unknown artist after a 16th-century portrait - Public Domain
United States Army - Public Domain
BPL - CC BY 2.0
Andrew (bunnie) Huang - CC BY-SA 3.0
Nomo - CC BY-SA 3.0
nn - Public Domain
Hps-poll - CC BY-SA 4.0
Eric Koch / Anefo - CC0 1.0
Smithsonian Institution -
Brian Ashley White - CC BY-SA 2.0
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Reckord, Milton A. (Milton Atchison), 1879-1975
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Freeman Thorp - Public Domain
Henderson, David Bremner, 1840-1906
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Jones, Jonah, 1909-2000
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Sinednov - CC BY-SA 4.0
Friedman, Jerome I. (Jerome Isaac), 1930-
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Marion S. Trikosko, U.S. News & World Report - Public Domain
Doar, John, 1921-
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Farrue - Public Domain
Kelly, William, 1811-1888
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unknown - Public Domain
Adams, Maude, 1872-1953
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ABC Television - Public Domain
Ingels, Marty
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Hurwicz, Leonid
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Wessely, Paula
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Addy, Mark, 1963-
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Unknown artist after a 16th-century portrait - Public Domain
Aylmer, John, 1521-1594
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Landini, Francesco, approximately 1325-1397
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United States Army - Public Domain
Whittlesey, Charles White, 1884-1921
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Carnegie, David Wynford, 1871-1900
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Vogt, Karl Christoph, 1817-1895
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Hall, J.L. (John L.), 1934-
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BPL - CC BY 2.0
Garrett, Thomas, 1789-1871
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Andrew (bunnie) Huang - CC BY-SA 3.0
O'Rear, Charles, 1941-
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Nomo - CC BY-SA 3.0
Haino, Keiji
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MacMurray, John Van Antwerp, 1881-1960
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Savage, C. R. (Charles Roscoe), 1832-1909
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Wade, Martin J. (Martin Joseph), 1861-1931
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nn - Public Domain
Rajchman, Ludwik, 1881-1965
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Hps-poll - CC BY-SA 4.0
Sieverding, Katharina
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Eric Koch / Anefo - CC0 1.0
Marcel, Gabriel, 1889-1973
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Smithsonian Institution -
Leone, Lucile Petry, 1902-1999
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KonopiĆski, Emil Jan (1911- ).
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Biddle, Charles J. (Charles John), 1819-1873
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Brian Ashley White - CC BY-SA 2.0
Nitzsche, Jack