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unknown - Public Domain
user at project - Public Domain
Bain - Public Domain
w:USGS - Public Domain
Dan Harasymchuk - CC BY-SA 4.0
Original uploader was Richard Arthur Norton (1958- ) -
21st Bomber Command - Public Domain
jean-christophe windland - CC BY 3.0
Hawaiian Mission Children's Society - Public Domain
Rob McAlear - Public Domain
Joi - CC BY 2.0
Bain News Service (publisher) - Public Domain
Photographer-Friedman-Abeles, New York - Public Domain
Maarten van Heemskerck - Public Domain
Roy Duke Evans - CC BY-SA 3.0
Original uploader was :fr:Florent-Jean - Public Domain
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Clapeyron, E. (Emile), 1799-1864
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unknown - Public Domain
Mellon, Thomas, 1813-1908
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unknown - Public Domain
Villard, Fanny Garrison, 1844-1928
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Morris, Leon, 1914-2006
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Bode, Arnold, 1900-1977
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user at project - Public Domain
Stenerud, Jan, 1942-
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Bain - Public Domain
Clark, F. Ambrose (Frederick Ambrose), 1880-1964
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Spence, Brent, 1874-1967
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w:USGS - Public Domain
Truman, Harry, 1896-1980
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Dan Harasymchuk - CC BY-SA 4.0
Dempster, Barry, 1952-
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Galilei, Alessandro, 1691-1736
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Original uploader was Richard Arthur Norton (1958- ) -
Collier, William, Jr.
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unknown - Public Domain
Albert, Wilhelm August Julius, active 1798-1822, Divisions-secretär der Harzdivision
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21st Bomber Command - Public Domain
Hansell, Haywood S.
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jean-christophe windland - CC BY 3.0
Henry, Pierre, 1927-....
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unknown - Public Domain
Bogoras, Waldemar, 1865-1936
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Hawaiian Mission Children's Society - Public Domain
Dibble, Sheldon, 1809-1845
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Rob McAlear - Public Domain
Forsyth, Malcolm
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McClurg, James, approximately 1746-1823
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Joi - CC BY 2.0
Morrisett, Lloyd, 1929-
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Bain News Service (publisher) - Public Domain
Hyslop, James H. (James Hervey), 1854-
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Photographer-Friedman-Abeles, New York - Public Domain
Jones, Carolyn, 1930-1983
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Pollack, Eileen, 1956-....
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unknown - Public Domain
Píka, Heliodor, 1897-
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Bouton, Jim
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Wing, Jeannette Marie
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Browne, George Buckston, 1850-1945
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Maarten van Heemskerck - Public Domain
Gemma, Frisius, 1508-1555
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Roy Duke Evans - CC BY-SA 3.0
Evans, Marion, 1935-
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Original uploader was :fr:Florent-Jean - Public Domain
Drumont, Édouard, 1844-1917