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Dave Morris - CC BY 2.0
McLeod - Public Domain
Stephencdickson - CC BY-SA 4.0
Victuallers - CC BY-SA 3.0
Clitunno - CC BY-SA 4.0
Jdchapman15 - CC BY-SA 4.0
Ken Nickerson - CC BY 2.0
cisc1970, https://www.flickr.com/people/franciscodaum/ - CC BY 2.0
George Grantham Bain Collection (Library of Congress) - Public Domain
Joop van Bilsen / Anefo - CC BY-SA 3.0
Unknown - Public Domain
William Fothergill Cooke - Public Domain
Fox Films - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Public Domain
Josef Mukařovský - Public Domain
unknown - Public Domain
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Dave Morris - CC BY 2.0
Postlethwaite, Pete
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Gerrard, Douglas, 1891-1950
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McLeod - Public Domain
Gade, Jacob, 1879-1963
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Stephencdickson - CC BY-SA 4.0
Burton, John Hill, 1809-1881
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Victuallers - CC BY-SA 3.0
Tattersall, Ian
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Clitunno - CC BY-SA 4.0
Goodman, Jeremiah, 1922-
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Jdchapman15 - CC BY-SA 4.0
Green, Jerrold D.
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Ken Nickerson - CC BY 2.0
King, Allan, 1930-2009
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De Geer, Gerard, 1858-1943
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cisc1970, https://www.flickr.com/people/franciscodaum/ - CC BY 2.0
Nocentelli, Leo
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Pérez Bonalde, Juan Antonio, 1846-1892
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Smith, Amanda, 1837-1915
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George Grantham Bain Collection (Library of Congress) - Public Domain
Butt, Clara, Dame, 1872-1936
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Shepard, William B. (William Biddle), 1799-1852
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Joop van Bilsen / Anefo - CC BY-SA 3.0
Buytendijk, F.J.J. (Frederik Jacobus Johannes), 1887-1974
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Cardano, Girolamo, 1501-1576
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Camillus, de Lellis, Saint, 1550-1614
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Unknown - Public Domain
Chun, Carl, 1852-1914
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Abascal y Sousa, José Fernando, marqués de la Concordia, 1743-1821
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Aldrin, Buzz, 1930-
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William Fothergill Cooke - Public Domain
Cooke, William Fothergill, 1806-1879
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Cockerell, Theodore D.A. (Theodore Dru Alison), 1866-1948
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Fox Films - Public Domain
Leiber, Fritz, 1882-1949
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Scudder, Samuel Hubbard, 1837-1911
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Mathew Brady Levin Corot Handy - Public Domain
Alcorn, J. L. (James Lusk), 1816-1894
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Gaines, Charles, 1942-
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Public Domain
Corradini, Enrico, 1868-1931
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Pellegrini, Carlo, 1838-1889
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Josef Mukařovský - Public Domain
Koželuh, Jan Antonín, 1738-1814
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unknown - Public Domain
Beard, Thomas, -1632