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*:File:Warren_Hearnes_with_Champion_Mules.jpg - Public Domain
unknown - Public Domain
Gilbert Stuart - Public Domain
Georges Biard - CC BY-SA 3.0
Thiois - CC BY-SA 3.0
Ninadanilova - CC BY-SA 4.0
Le Professeur Pasteur Vallery-Radot - Paris médical : la semaine du clinicien - CC0 1.0
Unknown; subject died in 1918 - Public Domain
Giovanni Boldini (Ferrara 1842-1931 Paris) - Public Domain
Knight Foundation - CC BY-SA 2.0
Edward Francis Harkins - Public Domain
User Magnus Manske - Public Domain
Public Domain
Hreinn Gudlaugsson - CC BY-SA 4.0
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Turgot, Michel-Étienne 1690-1751
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Buys Ballot, C. H. D. (Christopher Hendrik Dirk), 1817-1890
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*:File:Warren_Hearnes_with_Champion_Mules.jpg - Public Domain
Hearnes, Warren E. (Warren Eastman), 1923-
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Gaulier, Philippe
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unknown - Public Domain
Herre, Albert W. (Albert William), 1868-1962
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McCarthy, Justin, 1830-1912
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Gilbert Stuart - Public Domain
Shepard, William, 1737-1817
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Shirley, Walter Waddington, 1828-1866
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Georges Biard - CC BY-SA 3.0
Marceau, Sophie, 1966-....
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Ellis, Patricia, 1918-1970
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Thiois - CC BY-SA 3.0
Benoist, Alain de
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Ninadanilova - CC BY-SA 4.0
Cragg, Tony, 1949-....
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Le Professeur Pasteur Vallery-Radot - Paris médical : la semaine du clinicien - CC0 1.0
Vallery-Radot, Pasteur, 1886-1970
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Zacconi, Ermete, 1857-1948
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Unknown; subject died in 1918 - Public Domain
Mitchell, John Ames, 1845-1918
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Giovanni Boldini (Ferrara 1842-1931 Paris) - Public Domain
Radziwill, Catherine, Princess, 1858-1941
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Knight Foundation - CC BY-SA 2.0
Heiferman, Marvin
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Lanvin, Jeanne, 1867-1946
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Edward Francis Harkins - Public Domain
Ford, Paul Leicester, 1865-1902
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User Magnus Manske - Public Domain
Cudworth, Ralph, 1617-1688
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Barlow, Joel, 1754-1812
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Somerville, William, 1771-1860
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Anders, Allison
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Public Domain
Maclean, Donald, 1913-1983
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Fithian, George W. (George Washington), 1854-1921
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Hreinn Gudlaugsson - CC BY-SA 4.0
Smulyan, Gary
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Kane, Paul, 1810-1871
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unknown - Public Domain
Skelton, Red, 1913-1997
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Young, Pierce Manning Butler, 1836-1896
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unknown - Public Domain
Purman, William James, 1840-1928