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Kupferstich nach einem Gemälde von Daniel Mytens - Public Domain
se ignora - Public Domain
Ca.garcia.s - CC BY-SA 3.0
The National Academy of Sciences - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
William Winter (author) - Public Domain
British Council Qatar - CC BY-SA 4.0
F. R. R. Mallory - Public Domain
Jtg3188 - CC BY-SA 4.0
Lvansteenvoort - CC BY-SA 3.0
Unknown artist. Circa 1841. - Public Domain
Antonio Miranda - Public Domain
unknown photographer - Public Domain
xvi-xvii century artist - Public Domain
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Maloney, W. (William), 1854-1940
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Murguía, Manuel, 1833-1923
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Desaix, Louis-Charles-Antoine, 1768-1800
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Kupferstich nach einem Gemälde von Daniel Mytens - Public Domain
Weckherlin, Georg Rodolf, 1584-1653
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se ignora - Public Domain
Campos, Susana, 1934-2004
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Ciccolini, Aldo
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Avicenna, 980?-1037
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Frei, Emil, III, 1924-2013
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Darwin, George Howard, sir, 1845-1912
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Conti, François Louis de Bourbon, prince de, 1664-1709
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Ca.garcia.s - CC BY-SA 3.0
Terasaki, Paul I.
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Fiske, George, 1835-1918
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Mobley, Mary Ann
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The National Academy of Sciences - Public Domain
Adkins, Homer, 1892-1949
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Mathew Brady Levin Corot Handy - Public Domain
Riddleberger, Harrison Holt, 1844-1890
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William Winter (author) - Public Domain
Holland, George, 1791-1870
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Grimm, Herman Friedrich, 1828-1901
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British Council Qatar - CC BY-SA 4.0
Doyle, Patrick, 1953-...
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Pigott, Emeline Jamison, 1836-1919
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Ordóñez Araujo, Antonio 1932-1998
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F. R. R. Mallory - Public Domain
Shea, Michael, 1946-....
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Cohen Gan, Pinchas
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Jtg3188 - CC BY-SA 4.0
Heggie, Jake, 1961-...
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Lvansteenvoort - CC BY-SA 3.0
Muhlenberg, Frederick Augustus
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Cabanilles, Juan
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Arago, F. (François), 1786-1853
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Unknown artist. Circa 1841. - Public Domain
Greig, John, 1779-1858
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Antonio Miranda - Public Domain
Herrera, Flavio, 1895-1968
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unknown photographer - Public Domain
Day, Holman, 1865-1935
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xvi-xvii century artist - Public Domain
Medici, Antonio de 1576-1621