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John & Charles Watkins - Public Domain
Cbunzel - CC BY-SA 3.0
US Government Printing Office - Public Domain
General Services Administration. National Archives and Records Service. Office of Educational Programs. Education Division - Public Domain
Linda A. Cicero / Stanford News Service - CC BY 3.0
National Library of Israel - CC BY-SA 3.0
Mathew Brady - Public Domain
ABC Television - Public Domain
"photo copyright by Harris & Ewing", whoever that is. - Public Domain
Photographies. Portraits de Dario Fo, Arturo Corso, Paul Puaux. Festival d'Avignon. 1973 / Fernand Michaud - CC0 1.0
Leitzsche - CC0 1.0
Not stated - Public Domain
Daderot. - CC BY-SA 3.0
Frank H. Severance, editor. Buffalo Historical Society (Buffalo, NY), publisher. - Public Domain
Montclair Film Festival - CC BY 2.0
avlxyz - CC BY-SA 2.0
unknown - Public Domain
Carlos Hernandez - CC BY 2.0
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John & Charles Watkins - Public Domain
Cooper, Abraham, 1787-1868
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Cbunzel - CC BY-SA 3.0
Barry, Michael A., 1948-
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US Government Printing Office - Public Domain
Lederer, Raymond F.
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General Services Administration. National Archives and Records Service. Office of Educational Programs. Education Division - Public Domain
Jameson, J. Franklin (John Franklin), 1859-1937
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Linda A. Cicero / Stanford News Service - CC BY 3.0
Laughlin, Robert B.
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National Library of Israel - CC BY-SA 3.0
Ben-Haim, Paul
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Mathew Brady - Public Domain
Knipe, Joseph Farmer, 1823-1901
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ABC Television - Public Domain
McMullan, Jim, 1936-
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Nissen, Hartvig, 1856-1924
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Shaffer, David Williamson
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"photo copyright by Harris & Ewing", whoever that is. - Public Domain
Wickersham, James, 1857-1939
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Mathew Brady - Public Domain
SouleĢ, Pierre, 1801-1870
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Photographies. Portraits de Dario Fo, Arturo Corso, Paul Puaux. Festival d'Avignon. 1973 / Fernand Michaud - CC0 1.0
Virlojeux, Henri
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Leitzsche - CC0 1.0
Walde, Alfons, 1891-1958
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Not stated - Public Domain
Stephen, James, Sir, 1789-1859
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Daderot. - CC BY-SA 3.0
Tanglewood Music Center
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Frank H. Severance, editor. Buffalo Historical Society (Buffalo, NY), publisher. - Public Domain
Fillmore, Millard Powers, 1828-1889
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Seals, Son
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Kay, Edward E. (Edward Ebenezer), Sir, 1822-1897
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Gibson, Margaret Dunlop, 1843-1920
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Sarton, George, 1884-1956
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Tozer, Henry Fanshawe, 1829-1916
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Montclair Film Festival - CC BY 2.0
Carell, Steve, 1963-....
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avlxyz - CC BY-SA 2.0
Stein, Rick
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unknown - Public Domain
Gennep, Arnold van, 1873-1957
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Madero, Francisco I., 1873-1913
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Fonseca, Deodoro da, 1827-1892
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Carlos Hernandez - CC BY 2.0
Shadix, Glenn
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Moran, Thomas, 1837-1926
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Nutting, M. Adelaide (Mary Adelaide), 1858-1948