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unknown -
Wanda von Debschitz-Kunowski - Public Domain
:en:Mathew Brady - Public Domain
United States Air Force - Public Domain
unknown - Public Domain
George G. Rockwood - Public Domain
John Lucas - Public Domain
Anonymous - Public Domain
David Shankbone - CC BY 3.0
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Leonhard Kurtz, Fotograf (25. Mai 1849 - 19. Mai 1906) - Public Domain
Georges Biard - CC BY-SA 3.0
United States Steel Corporation - Public Domain
Teevee - CC BY-SA 3.0
anonymous -
original uploader - Public Domain
Sjakkelien Vollebregt / Anefo - CC BY-SA 3.0
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unknown -
Wildgans, Anton, 1881-1932
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Wanda von Debschitz-Kunowski - Public Domain
Laserstein, Lotte, 1898-1993
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:en:Mathew Brady - Public Domain
Booth, Junius Brutus, 1796-1852
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United States Air Force - Public Domain
Eielson, Carl Benjamin, 1897-1929
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Bascom, John, 1827-1911
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unknown - Public Domain
Hook, Mary Rockwell, 1877-1978
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Werber, Bill, 1908-2009
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George G. Rockwood - Public Domain
Cox, Louise Howland King, 1865-1945
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John Lucas - Public Domain
Seymour, George 1787-1870
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Anonymous - Public Domain
Bernfeld, Siegfried, 1892-1953
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Physick, Philip Syng, 1768-1837
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Martius, Karl Friedrich Philipp von, 1794-1868
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Widney, R. M. (Robert Maclay), 1838-1929
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David Shankbone - CC BY 3.0
Zedd, Nick
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EstreĢes, Jean, duc d', 1624-1707
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unknown -
Lang, Josephine, 1815-1880
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Frink, Elisabeth, 1930-1993
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Gould, Jay, 1836-1892
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Coates, John, 1932-....
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Leonhard Kurtz, Fotograf (25. Mai 1849 - 19. Mai 1906) - Public Domain
Ehlert, Louis, 1825-1884
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Silliman, Benjamin, 1779-1864
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Georges Biard - CC BY-SA 3.0
Valentino, 1932-
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United States Steel Corporation - Public Domain
Palmer, Betsy
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Teevee - CC BY-SA 3.0
Common (Musician)
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Venn, Henry, 1796-1873
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anonymous -
Kornfeld, Paul, 1889-1942
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original uploader - Public Domain
Marye, George Thomas, 1849-1933
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Sjakkelien Vollebregt / Anefo - CC BY-SA 3.0
Brown, Christopher, 1948-....
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original uploader - Public Domain
Hansen, P. A. (Peter Andreas), 1795-1874
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Carney, Robert Bostwick, 1895-1990