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Georges Biard - CC BY-SA 3.0
Edwin James (portrait exécuté à la demande de) - Public Domain
Dmitry Rozhkov - CC BY-SA 3.0
unknown - Public Domain
Paul Barlow - Public Domain
film screenshot (William Cagney Productions / United Artists) - Public Domain
'''IVIC''' (Instituto Venezolano de Investigaciones Científicas) -
Settimio Benedusi - CC BY-SA 3.0
w:Muriel Rukeyser - Public Domain
George E. Marienthal Enterprises -
Department of Foreign Affairs and Trade -
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Holland, Dave, 1946-....
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Georges Biard - CC BY-SA 3.0
Sutherland, Donald, 1935-
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Edwin James (portrait exécuté à la demande de) - Public Domain
Tanner, John, 1780?-1847
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Moncado, Hilario Camino, 1898-1956
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Dmitry Rozhkov - CC BY-SA 3.0
Radzinskiĭ, Ėdvard
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Handy, Levin C. (Levin Corbin), 1855-1932
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Respighi, Ottorino, 1879-1936
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unknown - Public Domain
Merelli, B.
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Paul Barlow - Public Domain
Bayard, Pierre Terrail, seigneur de, approximately 1473-1524
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Cotes, Roger, 1682-1716
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film screenshot (William Cagney Productions / United Artists) - Public Domain
De Camp, Rosemary, 1913-2001
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unknown - Public Domain
Sauzay, Eugène, 1809-1901
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'''IVIC''' (Instituto Venezolano de Investigaciones Científicas) -
Fernández Morán Villalobos, Humberto, 1924-1999
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De Luca, Antonino, 1805-1883
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Settimio Benedusi - CC BY-SA 3.0
Novembre, Fabio, 1966-....
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Sotomayor, Alonso de, 1545-1610
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Cobham, Henry Brooke, Lord, 1564-1619
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Beach, Thomas, 1738-1806
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Trajan, Emperor of Rome, 53-117
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Forster, Johann, 1495 or 1496-1556
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w:Muriel Rukeyser - Public Domain
Harriot, Thomas, 1560-1621
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Atkinson, Richard C.
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unknown - Public Domain
Robert, Lawrence Wood, 1889-1976
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Spohr, Louis, 1784-1859
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George E. Marienthal Enterprises -
Morita, Pat, 1932-2005
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Wilshire, W. W. (William Wallace), 1830-1888
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Department of Foreign Affairs and Trade -
Shafran, Daniil
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Judas, Maccabeus, -161 B.C.
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unknown - Public Domain
Macgregor, Clark
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Drake, Nathan, 1766-1836