Image from Wikimedia Commons
Db54 - CC BY-SA 3.0
uncertain - Public Domain
H. Bury - Public Domain
Severuksen - Public Domain
Kim Traynor - Public Domain
F. Baruch - Public Domain
Sylvain Machefert / Symac - CC BY-SA 3.0
unknown -
Gage Skidmore - CC BY-SA 2.0
Hans Peters / Anefo - CC BY-SA 3.0
unknown - Public Domain
NASA - Public Domain
user at project - CC BY-SA 3.0
Yale College (photographer unknown) - Public Domain
La Societe de l'histoire naturelle de l'afrique du nord - Public Domain
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Db54 - CC BY-SA 3.0
Lindsay, Mark, 1942-
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uncertain - Public Domain
Scullin, James Henry, 1876-1953
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Cushman, Pauline, 1833-1893
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Starhemberg, Ernst Rüdiger, Fürst von, 1899-1956
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H. Bury - Public Domain
Bury, Herbert, 1853-1933
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Severuksen - Public Domain
Reverón, Armando 1889-1954
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Turner, Rufus P.
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Edgeworth, Michael Pakenham 1812-1881
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Kim Traynor - Public Domain
Knox, John, approximately 1514-1572
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Tyndale, Hector, 1821-1880
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Hardy, Oliver, 1892-1957
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Wertmüller, Adolph Ulric, 1751-1811
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F. Baruch - Public Domain
Rose, Edmund, 1836-1914
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Walker, George A. (George Alexander), 1960-
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Sylvain Machefert / Symac - CC BY-SA 3.0
Lalanne, Maxime, 1827-1886
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Seigenthaler, John, 1927-
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Havergal, Frances Ridley, 1836-1879
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unknown -
Perlea, Jonel, 1900-1970
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Winston, Roland
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Gage Skidmore - CC BY-SA 2.0
Esparza, Raúl 1970-
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Hans Peters / Anefo - CC BY-SA 3.0
Constant, 1920-2005
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unknown - Public Domain
Imber, Naphtali Herz, 1856-1909
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NASA - Public Domain
Whitaker, Ewen A. (Ewen Adair)
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user at project - CC BY-SA 3.0
Rietveld, Gerrit Thomas, 1888-1964
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Yale College (photographer unknown) - Public Domain
Benét, Stephen Vincent, 1898-1943
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Liman, Doug
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Chase, Edna Woolman, 1877-
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unknown - Public Domain
Cuyp, Aelbert, 1620-1691
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La Societe de l'histoire naturelle de l'afrique du nord - Public Domain
Maire, René, 1878-1949
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Thoresby, Ralph, 1658-1725