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NIH historic image - Public Domain
Bengt Nyman - CC BY 2.0
*:File:Jeremy_Buckingham_and_Alan_Jones.jpg - CC BY 2.0
William Fothergill Cooke - Public Domain
*:File:US_Horse_Arty_BG_officers_-_Culpepper_Sep_1863.jpg - Public Domain
Frank Shuman, retouched by Ezarate - CC BY-SA 3.0
Lydia Fish - Public Domain
The Warner & Swasey Company - Public Domain
C.Veress - CC BY-SA 3.0
Photograph by Charles Rotmil -
don't know - Public Domain
Henry Bryan Hall, after James Warren Childe - Public Domain
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Ferrer, José, 1912-1992
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Roberts, Lewes, 1596-1640
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NIH historic image - Public Domain
Gilman, Alfred Goodman, 1941-....
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Acevedo Díaz, Eduardo, 1851-1921
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Bengt Nyman - CC BY 2.0
Manabe, Syukuro (1931- ).
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Snell, Edward, 1820-1880
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Davies, Debbie
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Semple, Lorenzo, Jr., 1923-2014
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Mitchell, Donald Grant, 1822-1908
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*:File:Jeremy_Buckingham_and_Alan_Jones.jpg - CC BY 2.0
Jones, A. H.
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Thiele, Herta, 1908-1984
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William Fothergill Cooke - Public Domain
Cooke, William Fothergill, 1806-1879
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Marvin, Lee, 1924-1987
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*:File:US_Horse_Arty_BG_officers_-_Culpepper_Sep_1863.jpg - Public Domain
Randol, Alanson M., 1837-1887
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Schaffner, Hans, 1908-
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Frank Shuman, retouched by Ezarate - CC BY-SA 3.0
Shuman, Frank 1862-1918
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Medici, Lorenzino de' 1514-1548
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Apatow, Judd, 1967-....
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Lydia Fish - Public Domain
Jackson, Bruce, 1936-....
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The Warner & Swasey Company - Public Domain
Swasey, Ambrose, 1846-1937
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Oddie, Tasker L. (Tasker Lowndes), 1870-1950
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C.Veress - CC BY-SA 3.0
Veress, Sándor, 1907-1992
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Durham, Jimmie
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Photograph by Charles Rotmil -
Malina, Judith, 1926-....
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don't know - Public Domain
D'Ancona, Alessandro, 1835-1914
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Kiess, Edgar Raymond, 1875-1930
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Henry Bryan Hall, after James Warren Childe - Public Domain
Hooper, John, -1555
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Valverde, Joaquín, 1846-1910
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Strunsky, Rose
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Grotz, Jennifer