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Bain News Service - Public Domain
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National Photo Company Collection - Public Domain
Familia Recinos - Public Domain
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Article "The American Portrait Gallery" - Public Domain
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'''Rastrojo - CC BY-SA 3.0
Isasi-Isasmendi, Antonio, 1927-....
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Photo by Gianpiero Actis. Painting by Ugo Nespolo. - CC BY 2.5
Nespolo, Ugo, 1941-....
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Cole, George E., 1826-1906
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Binderup, Charles Gustav, 1873-1950
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G. Staal - Public Domain
Moreau, Hégésippe, 1810-1838
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Lamas, Lorenzo
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Sheen, Charlie
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Bain News Service - Public Domain
Gardner, Washington, 1845-1928
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Stevenson, Job E. (Job Evans), 1832-1922
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Martos, Borys, 1879-1977
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Rouelle, Guillaume-François, 1703-1770
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Schulze, Franz Eilhard, 1840-1921
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MillerBeachSteve - CC BY-SA 4.0
Jones, Amanda Theodocia, 1835-1914
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National Photo Company Collection - Public Domain
Sladen, Fred W. (Fred Winchester), 1867-1945
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Kleiner, Bruce
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Familia Recinos - Public Domain
Recinos, Efraín, 1928-
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Morgan, J. Pierpont (John Pierpont), 1837-1913
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Article "The American Portrait Gallery" - Public Domain
Haile, William, 1807-1876
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GriffonCentral21 - CC BY-SA 4.0
Burckhardt, Marc, 1962-
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Pettengill, Samuel B. (Samuel Berrett), 1886-1974
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P. Hansen - Public Domain
Pontanus, Johannes Isacius, 1571-1639
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Garrett, Augustus, 1801-1848
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Nutt, Alfred Trübner, 1856-1910
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Wood, Hart, 1880-1957
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Astor, John Jacob, 1822-1890
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Hondonera - CC BY-SA 4.0
Villanueva, Joaquín Lorenzo, 1757-1837
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Whitman, Slim, 1924-2013
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Drury, Allen
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Qiao.Daji - CC BY-SA 3.0
Shin, Kang Geun, 1946-
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Narbut, Vladimir, 1888-1938