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Procasino - Public Domain
unknown - Public Domain
Jac. de Nijs / Anefo -
U.S. Army - Public Domain
Alexander Seitz (Photographic company) - Public Domain
Baldwinsville (N.Y.) Gazette - Public Domain
William Ennis Thomson - CC BY 3.0
Martín Tovar y Tovar (1827 - 1902) - Public Domain
Ricardo Boimare - CC BY-SA 3.0
Photographer: William S. Warren (Boston) - Public Domain
'''Oscar J. Marianez''' -
J.H. BEERS & CO. - Public Domain
Engraving by Gimber and Dick after painting by artist identified as "Sloan" - Public Domain
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Procasino - Public Domain
Orozco, José Clemente, 1883-1949
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Galloway, Samuel, 1811-1872
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Brundage, Avery
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Carlson, Frank, 1893-1987
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unknown - Public Domain
Windelband, W. (Wilhelm), 1848-1915
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Jac. de Nijs / Anefo -
Frank, Otto, 1889-1980
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U.S. Army - Public Domain
Throckmorton, John L. (John Lathrop), 1913-1986
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Hambidge, Jay, 1867-1924
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Nicholson, Seth B. (Seth Barnes), 1891-1963
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White, Jon Manchip, 1924-2013
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Coleridge, Sara Coleridge, 1802-1852
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Ilbert, Courtenay, 1841-1924
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Rupert, of Deutz, approximately 1075-1129
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Alexander Seitz (Photographic company) - Public Domain
Donders, F.C. (Franciscus Cornelis), 1818-1889
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unknown - Public Domain
Govinda, Anagarika Brahmacari
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Floyd, Charles, -1804
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Dyson, Jeremiah, 1722-1776
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Kuhn, Johannes von 1806-1887
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Allison, Bob, 1934-1995
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Chapu, Henri, 1833-1891
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Baldwinsville (N.Y.) Gazette - Public Domain
Jones, D. T. (Daniel Terryll), 1800-1861
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Williams, Simon 1979-....
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William Ennis Thomson - CC BY 3.0
Thomson, William, 1927-
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Martín Tovar y Tovar (1827 - 1902) - Public Domain
Guzmán Blanco, Antonio, 1828-1899
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Ricardo Boimare - CC BY-SA 3.0
Duperey, Anny
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Hamill, James A. (James Alphonsus), 1877-1941
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Photographer: William S. Warren (Boston) - Public Domain
Sauret, Émile, 1852-1920
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'''Oscar J. Marianez''' -
Sabatier, Robert, 1923-2012
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J.H. BEERS & CO. - Public Domain
Boardman, William Whiting, 1794-1871
Image from Wikimedia Commons
Engraving by Gimber and Dick after painting by artist identified as "Sloan" - Public Domain
Morrell, Benjamin, 1795-1839