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Photo by Falk of New York, Scan by Steven J Plunkett. - Public Domain
Carl Van Vechten - Public Domain
unknown - Public Domain
Alexander Bassano - Public Domain
original uploader - Public Domain
Charles Ray Productions - Public Domain
unknown <br/> original uploader was :de:Rufinus - Public Domain
Al Ramones & Domie Quiazon - Public Domain
Anonyme (studio) - Public Domain
Unknown War Photographer - Public Domain
Civil War glass negative collection (Library of Congress). - Public Domain
Benjamin Steinberg (1916 - 1974) - CC BY 1.0
Department of Energy. Office of Public Affairs - Public Domain
L. Sabattier - Public Domain
MRC Laboratory of Molecular Biology - CC BY-SA 4.0
Schorle - CC BY-SA 3.0
*:File:Granville_R_Fortescue.jpg - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Amandafriermuth - CC BY-SA 4.0
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Photo by Falk of New York, Scan by Steven J Plunkett. - Public Domain
Lloyd, Edward, 1845-1927
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Rados, Luigi, 1773-1840
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Carl Van Vechten - Public Domain
Taylor, Deems, 1885-1966
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unknown - Public Domain
Fabyan, George, 1867-1936
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Alexander Bassano - Public Domain
Halsbury, Hardinge Stanley Giffard, earl of, 1823-1921
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original uploader - Public Domain
Horn, Stephen, 1931-2011
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Nordheim, Arne
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Lewis, Isabel Martin, 1881-
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Charles Ray Productions - Public Domain
Irene, 1901-1962
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unknown <br/> original uploader was :de:Rufinus - Public Domain
Godet, Frédéric Louis, 1812-1900
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Jāmī, 1414-1492
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Duval, William Pope, 1784-1854
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Al Ramones & Domie Quiazon - Public Domain
Murphy, Richard W. (Richard William), 1929-
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Anonyme (studio) - Public Domain
Gaubert, Philippe, 1879-1941
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Unknown War Photographer - Public Domain
Henry, Guy V. (Guy Vernor), 1875-1967
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Civil War glass negative collection (Library of Congress). - Public Domain
Tyler, Daniel, 1799-1882
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Benjamin Steinberg (1916 - 1974) - CC BY 1.0
Walker, George, 1922-2018
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Department of Energy. Office of Public Affairs - Public Domain
Fermi, Enrico, 1901-1954
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L. Sabattier - Public Domain
Henry, Hubert-Joseph, 1846-1898
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MRC Laboratory of Molecular Biology - CC BY-SA 4.0
Franklin, Rosalind, 1920-1958
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Schorle - CC BY-SA 3.0
Gibson, Laura
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Montagu, Robert, Lord, 1825-1902
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unknown - Public Domain
Moniz, Egas, 1874-1955
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*:File:Granville_R_Fortescue.jpg - Public Domain
Fortescue, Granville, 1875-1952
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unknown - Public Domain
Binney, Thomas, 1798-1874
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Lawrence, James, 1781-1813
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Zeller, Eduard, 1814-1908
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Mathew Brady Levin Corot Handy - Public Domain
Cavanaugh, James Michael, 1823-1879
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Amandafriermuth - CC BY-SA 4.0
Cummings, Conrad, 1948-....
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unknown - Public Domain
Wilbur, Crane, 1886-1973