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Unknown - Public Domain
Jmabel -
Robert Spence Watson - Public Domain
Maud Cuney-Hare, 1874-1936 - Public Domain
Library Company - Public Domain
Kirsteen - CC BY-SA 2.0
Walter J. Bigelow - Public Domain
Fbulsara - CC BY-SA 3.0
Jerré Tanner photographer - CC BY-SA 3.0
US Health and Human Services. No specific photo credit is given by the source. - Public Domain
original uploader - CC BY 2.0
unknown - Public Domain
Bospress - CC BY-SA 4.0
unknown -
original uploader - Public Domain
Smithsonian Institution -
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Unknown - Public Domain
Lepautre, Antoine, 1621-1679
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Jmabel -
Hendryx, Nona
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Robert Spence Watson - Public Domain
Watson, Robert Spence, 1837-1911
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Maud Cuney-Hare, 1874-1936 - Public Domain
Maynor, Dorothy
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Vandenberg, Arthur H. (Arthur Hendrick), 1907-1968
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Cohen Gan, Pinchas
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Library Company - Public Domain
Smith, Abigail Adams, 1765-1813
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Malherbe, Charles, 1853-1911
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Zheng, Yijian, 1967-
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Kirsteen - CC BY-SA 2.0
Perry, Grayson, 1960-....
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De Lara, Isidore, 1858-1935
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Walter J. Bigelow - Public Domain
Plumley, Charles Albert, 1875-1964
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Adler, Caspar, 1488-1560
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Fbulsara - CC BY-SA 3.0
Gioia, Ted.
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Jerré Tanner photographer - CC BY-SA 3.0
Hess, Harvey
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US Health and Human Services. No specific photo credit is given by the source. - Public Domain
Retton, Mary Lou, 1968-
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original uploader - CC BY 2.0
Branscomb, Lewis M., 1926-
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Mayer, W. (Walther), 1887-
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unknown - Public Domain
Carafa, Pier Luigi 1677-1755
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Bratton, Sam Gilbert, 1888-1963
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Van Zandt, James E. (James Edward), 1898-1986
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Bospress - CC BY-SA 4.0
Plymell, Charles
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unknown -
Strachey, Alix, 1892-1973
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unknown - Public Domain
Le Fanu, Joseph Sheridan, 1814-1873
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unknown - Public Domain
Knowlton, Charles, 1800-1850
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original uploader - Public Domain
Atherton, Charles Gordon, 1804-1853
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original uploader - Public Domain
Bell, Charles Henry, 1823-1893
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Chambers, Thomas, Sir, 1814-1891
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Becker, George F. (George Ferdinand), 1847-1919
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Smithsonian Institution -
Lober, Georg John, 1892-1961