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OboeCrack -
:en:United States Department of Justice - Public Domain
Henry Walter Barnett - Public Domain
unknown - Public Domain
Original uploader was :nl:Toth - Public Domain
NASA - Public Domain
unknown -
Not stated - Public Domain
Julius Schaarwächter - Public Domain
:en:Universal Studios - Public Domain
Gage Skidmore - CC BY-SA 3.0
Nicola Perscheid - CC BY-SA 3.0
Thomas Hudson - Public Domain
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Kennedy, Ethel, 1928-
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Feder, Gottfried, 1883-1941
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OboeCrack -
Holliger, Heinz
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Moreland, Mantan
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Souvarine, Boris
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:en:United States Department of Justice - Public Domain
Perlman, Philip B. (Philip Benjamin), 1890-1960
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Flourens, Gustave, 1838-1871
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Henry Walter Barnett - Public Domain
Hobhouse, Emily, 1860-1926
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unknown - Public Domain
Falloppio, Gabriele, 1523-1562
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unknown - Public Domain
Mattei, Mario, 1792-1870
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Original uploader was :nl:Toth - Public Domain
Darwin, Francis, Sir, 1848-1925
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Bliss, Robert Woods, 1875-1962
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Morse, Elijah Adams, 1841-1898
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NASA - Public Domain
Gemini 1 (Spacecraft)
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Witkiewicz, Stanisław Ignacy, 1885-1939
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Joslyn, Allyn, -1981
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unknown -
Alain-Fournier, 1886-1914
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Not stated - Public Domain
Grinnell, George Bird, 1849-1938
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Julius Schaarwächter - Public Domain
Quincke, Georg Hermann, 1834-1924
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Staalesen, Gunnar, 1947-....
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:en:Universal Studios - Public Domain
Fox, Edward, 1937-....
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Ditko, Steve.
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Salvisberg, Otto Rudolf, 1882-1940
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Butcher, Harry C. (Harry Cecil), 1901-
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Campbell, Beatrice, 1922-1979
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Gage Skidmore - CC BY-SA 3.0
Ellis, Mary Elizabeth, 1979-
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Nicola Perscheid - CC BY-SA 3.0
Zeppelin, Ferdinand, Graf von, 1838-1917
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Thomas Hudson - Public Domain
Anstis, John, 1669-1744
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Darroussin, Jean-Pierre
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Osserman, Robert