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enormospenner - CC BY 2.0
unknown - Public Domain
NBC Television - Public Domain
Cecilia Vicuna - CC BY 4.0
Nv8200p - CC BY-SA 3.0
Mathew Brady Levin Corot Handy - Public Domain
original uploader - Public Domain
United States Congress - Public Domain
author - Public Domain
user at project - Public Domain
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enormospenner - CC BY 2.0
Walker, Murray, 1923-
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Wyttenbach, Daniel Albert, 1746-1820
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Turner, Edward, 1798-1837
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Stocqueler, J.H. (Joachim Hayward), 1800-1885
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Provancher, L. (Léon), 1820-1892
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Huston, John, 1906-1987
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Stokes, George Thomas, 1843-1898
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Rados, Luigi, 1773-1840
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Twining, Richard, 1749-1824
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Hoth, Hermann, 1885-1971
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unknown - Public Domain
Orrock, James, 1829-1913
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Culberson, Charles A. (Charles Allen), 1855-1925
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Saunders, Cicely M., Dame
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NBC Television - Public Domain
Coogan, Richard, 1914-
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Falconer, William, 1732-1769
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Cecilia Vicuna - CC BY 4.0
Vicuña, Cecilia, 1948-
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unknown - Public Domain
Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929
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Nv8200p - CC BY-SA 3.0
Giardina, Anthony.
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Mathew Brady Levin Corot Handy - Public Domain
Alcorn, J. L. (James Lusk), 1816-1894
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original uploader - Public Domain
Mikuli, Carl
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Balfour, H. H. (Harold Harington), 1897-1988
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United States Congress - Public Domain
Greene, Marjorie Taylor, 1974-
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author - Public Domain
Pahlavi, Ashraf, Princess, 1919-
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Cassel, Seymour, 1935-....
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unknown - Public Domain
Kirby, W. F. (William Forsell), 1844-1912
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user at project - Public Domain
Lewis, David, 1917-2002
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unknown - Public Domain
Danbé, J. (Jules), 1840-1905
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Poling, Virginia S., 1911-
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Kameny, Frank, 1925-2011
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Stein, Gertrude, 1874-1946