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FrankieF - CC BY-SA 4.0
D. Alexander Stuart - CC BY-SA 4.0
Kasper2006 - Public Domain
Contemporary portrait - Public Domain
unknown - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
The Department of State, Washington, DC. - Public Domain
Photographed by Gibson Art Galleries - Public Domain
Hippolyte M. - Public Domain
Crivkin1 - CC BY-SA 3.0
Mr. Tickle - CC BY-SA 3.0
original uploader - Public Domain
Elinor Remick Warren Society - Public Domain
Freeman Thorp - Public Domain
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FrankieF - CC BY-SA 4.0
Pollak, Kay, 1938-....
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D. Alexander Stuart - CC BY-SA 4.0
Kerouac, Jan, 1952-....
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Carlisle, Lucy Hay, Countess of, 1599-1660
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Grundy, Felix, 1777-1840
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Kasper2006 - Public Domain
Schumacher, Joel, 1939-....
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Schleicher, Kurt von 1882-1934
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Altdorfer, Albrecht, approximately 1480-1538
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Contemporary portrait - Public Domain
Patrick, Simon, 1626-1707
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Spacek, Sissy
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unknown - Public Domain
Bailey, Florence Merriam, 1863-1948
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Mathew Brady Levin Corot Handy - Public Domain
Settle, Thomas, 1831-1888
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The Department of State, Washington, DC. - Public Domain
Keïta, Salif, 1949-
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Contemporary portrait - Public Domain
Gomarus, F. (Franciscus), 1563-1641
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Dewey, Byrd Spilman, 1856-
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Stanisław II August, King of Poland, 1732-1798
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Photographed by Gibson Art Galleries - Public Domain
Harper, William Rainey, 1856-1906
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Gesner, Johann Matthias, 1691-1761
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Hippolyte M. - Public Domain
Gardel, Pierre, 1758-1840
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Crivkin1 - CC BY-SA 3.0
Rivkin, William R. (William Robert), 1919-1967
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Mr. Tickle - CC BY-SA 3.0
Gibson, Ian, 1939-
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original uploader - Public Domain
Pepper, George Wharton, 1867-1961
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George, of Trebizond, 1396-1486
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unknown - Public Domain
Cleland, Ralph Erskine.
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Elinor Remick Warren Society - Public Domain
Warren, Elinor Remick, 1900-1991
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French, Henry F. (Henry Flagg), 1813-1885
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Procaccini, Andrea, 1671-1734
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Macquer, Pierre-Joseph, 1718-1784
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Freeman Thorp - Public Domain
Trimble, Allen, 1783-1870
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Pardee, Jack
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Frank, Karl Hermann, 1898-1946