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August Schmidt - Public Domain
Satyenkb - Public Domain
Engraver: R. Boud - Public Domain
Franz Xaver Stöber Foto: :de:Peter Geymayer - Public Domain
Elisàr von Kupffer - Public Domain
unknown - Public Domain
original uploader - CC BY-SA 2.5
Self-portrait - CC BY-SA 3.0
unknown photographer -
Grand Lubell Photography (http://www.grandlubell.com) - CC BY-SA 3.0
Stumanusa - CC BY-SA 3.0
Joost Evers / Anefo - CC BY-SA 3.0
Bloemaert, Frederick (Bloemaert, Frederick) From: 1614— To: 1669 - Public Domain
Adriana Tanese Nogueira - CC BY-SA 4.0
Bracha L. Ettinger - CC BY-SA 2.5
Anonymous - Public Domain
:de:Benutzer:Smalltown Boy - Public Domain
Félix Nadar - Public Domain
original uploader - Public Domain
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August Schmidt - Public Domain
Tammann, Gustav Heinrich Johann Apollon, 1861-
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Satyenkb - Public Domain
Benegal, Shyam, 1934-....
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Goodnight, Isaac Herschel, 1849-1901
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Engraver: R. Boud - Public Domain
Meteren, Emmanuel van 1535-1612
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Franz Xaver Stöber Foto: :de:Peter Geymayer - Public Domain
Bauer, Karoline, 1807-1877
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Elisàr von Kupffer - Public Domain
Kupffer, Elisàr von (1872-1942).
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Hassall, Arthur-Hill, 1817-1894
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unknown - Public Domain
Agache, Alfred, 1843-1915
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unknown - Public Domain
Reid, T. Wemyss (Thomas Wemyss), 1842-1905
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original uploader - CC BY-SA 2.5
Veneziano, G. (Gabriele)
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Self-portrait - CC BY-SA 3.0
Deitch, Gene
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unknown photographer -
Jaeger, F. M. (Francis Mauritius), 1877-
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Grand Lubell Photography (http://www.grandlubell.com) - CC BY-SA 3.0
Clerk, Pierre, 1928-
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Stumanusa - CC BY-SA 3.0
Tinker, Irene, 1927-
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Farrington, Wallace R. (Wallace Rider), 1871-1933
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Joost Evers / Anefo - CC BY-SA 3.0
Boyd, Eddie, 1914-1994
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Bloemaert, Frederick (Bloemaert, Frederick) From: 1614— To: 1669 - Public Domain
Rufinus, of Aquileia, 345-410
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Pitts, Zasu 1894-1963
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Adriana Tanese Nogueira - CC BY-SA 4.0
Montefoschi, Silvia, 1926-2011
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Scripps, James E. (James Edmund), 1835-1906
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Bracha L. Ettinger - CC BY-SA 2.5
Doisneau, Robert.
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Anonymous - Public Domain
Hurtado de Mendoza, Diego, 1503-1575
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Roper, Abel, 1665-1726
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Francesco IV, Duke of Modena, 1779-1846
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Netter, Charles, 1826-1882
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unknown - Public Domain
T︠S︡iolkovskiĭ, K. (Konstantin), 1857-1935
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:de:Benutzer:Smalltown Boy - Public Domain
Schygulla, Hanna, 1943-....
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Corbett, James J., 1866-1933
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Félix Nadar - Public Domain
Gill, André, 1840-1885
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original uploader - Public Domain
Genthe, Arnold, 1869-1942