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Chiou Hsinhuei - CC BY-SA 4.0
Mathew Brady Levin Corot Handy - Public Domain
Ellen L. B. Wendell - Public Domain
Keffieh67 - CC BY-SA 3.0
Jim Reynolds - CC BY 2.0
Maull & Polyblank - Public Domain
Courtesy of Archives & Special Collections, Columbia University Health Sciences Library - Public Domain
Brady-Handy Photograph Collection - Public Domain
Ektakrome - CC BY-SA 4.0
Greg Hernandez - CC BY-SA 2.0
unknown -
Library of Congress? - Public Domain
original uploader - Public Domain
not stated - Public Domain
Francis Bazley Lee (1869-1914) - Public Domain
unknown - Public Domain
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De Carlo, Giancarlo, 1919-2005
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Chiou Hsinhuei - CC BY-SA 4.0
Nara, Yoshitomo, 1959-....
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Mathew Brady Levin Corot Handy - Public Domain
Flanagan, James Winright, 1805-1887
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Sturgeon, William, 1783-1850
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Ellen L. B. Wendell - Public Domain
Temple, William, 1814-1863
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Keffieh67 - CC BY-SA 3.0
Badiou, Alain
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Jim Reynolds - CC BY 2.0
Forsythe, William, 1955-
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Kalckreuth, Leopold von 1855-1928
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Maull & Polyblank - Public Domain
Smith, Archibald, 1813-1872
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Leslie, Charles Robert, 1794-1859
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Courtesy of Archives & Special Collections, Columbia University Health Sciences Library - Public Domain
Spiegelman, Sol, 1914-1983.
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Brady-Handy Photograph Collection - Public Domain
Cox, Jacob Dolson, 1828-1900
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Špála, Václav
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Ektakrome - CC BY-SA 4.0
Ryman, Robert, 1930-....
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Greg Hernandez - CC BY-SA 2.0
Jones, Shirley, 1934-, Mar 31
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unknown -
Warren, Francis E. (Francis Emroy), 1844-1929
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Hearst, Patricia, 1954-....
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Library of Congress? - Public Domain
Jackson, James, 1757-1806
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original uploader - Public Domain
Gillmore, Margalo, 1897-1986
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not stated - Public Domain
Rice, Cale Young, 1872-1943
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Starowieyski, Franciszek, 1930-2009
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Francis Bazley Lee (1869-1914) - Public Domain
Haines, Daniel, 1801-1877
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Zimmerman, A. A. (Arthur August), 1869-1936
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Nonnotte, Donat, 1708-1785
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Palmer, Bertha Honoré, 1849-1918
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Stein, Aurel, Sir, 1862-1943.
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unknown - Public Domain
Conway, Thomas, 1735-approximately 1800
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Allen, Horatio, 1802-1889
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unknown - Public Domain
Caldecott, Randolph, 1846-1886
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Rust, Wilhelm, 1822-1892