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NBC Television - Public Domain
Idobi - CC BY-SA 3.0
Wilhelm Pilgram (1814-1889) - Public Domain
? (Alfred and Fabris Studios, Hollywood) - Public Domain
Bain News Service, publisher; - Public Domain
Roscoe C. E. Brown, Ray B. Smith - Public Domain
afromusing - CC BY 2.0
Semitransgenic -
François Alquier - CC BY-SA 3.0
Joost Evers / Anefo - CC BY-SA 3.0
unknown - Public Domain
Georges Biard - CC BY-SA 3.0
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Fresnel, Augustin Jean, 1788-1827
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NBC Television - Public Domain
Huntley, Chet, 1911-1974
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Idobi - CC BY-SA 3.0
Lorberbaum, Menachem, 1958-
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Wilhelm Pilgram (1814-1889) - Public Domain
Fichte, Immanuel Hermann, 1796-1879
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Piers, John, 1522 or 1523-1594
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? (Alfred and Fabris Studios, Hollywood) - Public Domain
Carminati, Tullio
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Hundertwasser, Friedensreich, 1928-2000
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Bain News Service, publisher; - Public Domain
Colijn, Hendrikus, 1869-1944
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Roscoe C. E. Brown, Ray B. Smith - Public Domain
Wadsworth, James Wolcott, 1846-1926
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Hunnicutt, Arthur, 1911-1979
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afromusing - CC BY 2.0
Jeremijenko, Natalie
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De Morgan, Mrs. (Evelyn)
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Simrock, Karl Joseph, 1802-1876
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Ferguson, Margaret Clay.
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Semitransgenic -
Schaeffer, Pierre, 1910-1995
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Brooks, William P. (William Penn), 1851-
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Camões, Luís de, 1524?-1580
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Holmes, Henry, 1839-1905
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Bacon, Robert, 1860-1919
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Vos, Geerhardus, 1862-1949
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Albertinelli, Mariotto, 1474-1515
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Boulter, Hugh, 1672-1742
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Arniches y Barrera, Carlos, 1866-1943
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Schiff, Richard, 1955-
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François Alquier - CC BY-SA 3.0
Troyat, Henri, 1911-2007
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Joost Evers / Anefo - CC BY-SA 3.0
Boyd, Eddie, 1914-1994
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Street, George Edmund, 1824-1881
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Powell, Leven, 1737-1810
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unknown - Public Domain
Hergesell, H. (Hugo), 1859-
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Georges Biard - CC BY-SA 3.0
Morricone, Ennio