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Acc. 90-105 - Science Service, Records, 1920s-1970s, Smithsonian Institution Archives - CC BY 2.0
Raimund Kommer - CC BY-SA 3.0
Rice, Franklin Pierce - Public Domain
U.S. Army - Public Domain
Australian News and Information Bureau -
United States Government - Public Domain
unknown - Public Domain
Nv8200p - CC BY-SA 3.0
Mathew Brady - Public Domain
Major League Baseball - Public Domain
CSvBibra - CC BY-SA 3.0
Studio G. L. Manuel frères, Paris - Public Domain
Official photo - Public Domain
Wheaton (New York) - Public Domain
Melle Le Jeuneux - Public Domain
Elias Loomis or H. A. Newton - Public Domain
Georges Biard - CC BY-SA 3.0
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Acc. 90-105 - Science Service, Records, 1920s-1970s, Smithsonian Institution Archives - CC BY 2.0
Day, Edmund Ezra, 1883-1951
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Raimund Kommer - CC BY-SA 3.0
Parkes, Michael
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Rice, Franklin Pierce - Public Domain
Ball, Phinehas, 1824-1894
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U.S. Army - Public Domain
Arnold, William R. (William Richard), 1881-1965
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Australian News and Information Bureau -
McMahon, William, 1908-1988
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Tassie, James, 1735-1799
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Hussey, Obed, 1792-1860
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United States Government - Public Domain
McAdoo, William, 1853-1930
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Lilienblum, Moses Leib, 1843-1910
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unknown - Public Domain
Leyser, Polycarp, 1552-1610
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Nv8200p - CC BY-SA 3.0
Shrake, Edwin
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Mathew Brady - Public Domain
Phelps, James, 1822-1900
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Major League Baseball - Public Domain
Kuhn, Bowie, 1926-2007
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Westminster, Richard Grosvenor, 2nd Marquess Of
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Leacock, Stephen, 1869-1944
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Schofield, John McAllister, 1831-1906
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CSvBibra - CC BY-SA 3.0
García Diego y Moreno, Francisco, 1785-1846
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Studio G. L. Manuel frères, Paris - Public Domain
Mauclair, Camille
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Yarborough, Ralph Webster, 1903-1996
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Heinlein, Robert A. (Robert Anson), 1907-1988
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Official photo - Public Domain
Butz, Earl L. (Earl Lauer), 1909-2008
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Wheaton (New York) - Public Domain
Calcraft, William, 1800-1879
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Melle Le Jeuneux - Public Domain
La Caille, Nicolas-Louis de, 1713-1762
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Farrell, Suzanne, 1945-
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Holliday, Judy
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Elias Loomis or H. A. Newton - Public Domain
Loomis, Elias, 1811-1889
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Polo de Franco, Carmen 1900-1988
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Isabel, Empress, consort of Charles V, Holy Roman Emperor, 1503-1539
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Meigs, Return Jonathan, 1764-1825
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Georges Biard - CC BY-SA 3.0
Despentes, Virginie, 1969-....