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unknown - Public Domain
Gage Skidmore - CC BY-SA 3.0
Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
Rklawton - CC BY-SA 2.5
Stellar Publishing / unidentified staff artist - Public Domain
Unidentified photographer - Public Domain
Da Massmil - Public Domain
Mundy, Daniel Louis, 1826?-1881 (photographer) - Public Domain
Capt. J. W. Richards (?) - Public Domain
Eric Koch / Anefo - CC BY-SA 3.0
Julien J. Proskauer - Public Domain
*derivative work: Tabercil -
Alansafe5 - CC BY-SA 3.0
Contemporary photograph - Public Domain
:de:Benjamin Rawlinson Faulkner - Public Domain
nicolas genin - CC BY-SA 2.0
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unknown - Public Domain
Zilliacus, Konni, 1855-1924
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Allen, Willard M., 1904-1993
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Gage Skidmore - CC BY-SA 3.0
Huerta, Dolores, 1930-
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Public Domain
Scott, Harvey W. (Harvey Whitefield), 1838-1910
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George Grantham Bain Collection (Library of Congress) - Public Domain
Masaryk, Jan, 1886-1948
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Rklawton - CC BY-SA 2.5
Newell, David, 1938-
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Whipper, Leigh R. (Leigh Rollin), 1877-1975
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Stellar Publishing / unidentified staff artist - Public Domain
Weiss, George Henry, 1898-1946
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Unidentified photographer - Public Domain
Robinson, Theodore, 1852-1896
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Da Massmil - Public Domain
Lasso, Orlando di 1532-1594
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Public Domain
Boggs, Hale, 1914-1972
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Marīi︠a︡ Ḟeodorovna, Empress, consort of Alexander III, Emperor of Russia , 1847-1928
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Higginbotham, Irene
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Public Domain
Parsons, M. M.
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Mundy, Daniel Louis, 1826?-1881 (photographer) - Public Domain
Grey, George, Sir, 1812-1898
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Carpenter, Karen, 1950-1983
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Bouillaud, J. (Jean), 1796-1881
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Capt. J. W. Richards (?) - Public Domain
Wheen, A. W. (Arthur Wesley), 1897-1971
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De Luca, Giuseppe, 1876-1950
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Eric Koch / Anefo - CC BY-SA 3.0
Narasimhan, C. V. (Chakravarthi V.), 1915-
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Vowell, Sarah, 1969-....
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Huang, Fu, 1880-1936
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Julien J. Proskauer - Public Domain
Proskauer, Julien J., 1893-1958
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*derivative work: Tabercil -
Hong, James
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Alansafe5 - CC BY-SA 3.0
Schuck, John, 1940-....
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Sima, Qian, approximately 145 B.C.-approximately 86 B.C.
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Contemporary photograph - Public Domain
Chafer, Lewis Sperry, 1871-1952
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:de:Benjamin Rawlinson Faulkner - Public Domain
Children, J. G. (John George), 1777-1852
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nicolas genin - CC BY-SA 2.0
Huppert, Isabelle
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Pichegru, Charles, 1761-1804