Image from Wikimedia Commons
Detroit Publishing Company - Public Domain
Pat Padua - CC BY 2.0
Public Domain
Eric Koch (ANEFO) - CC0 1.0
Francesc Eiximenes - Public Domain
Raimund Kommer - CC BY-SA 3.0
Steve Rogers at https://www.flickr.com/photos/b-s_r - CC BY-SA 2.0
unknown - Public Domain
Contemporary photograph - Public Domain
Cindydag - CC BY-SA 4.0
Lithography by unknown artist - Public Domain
Al Aumuller, for the ''New York World Telegram & Sun'' - Public Domain
Image from Wikimedia Commons
Detroit Publishing Company - Public Domain
Ramsay, Francis M. (Francis Munroe), 1835-1914
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Courtney, Leonard Henry Courtney, Baron, 1832-1918
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Valdés, Juan de, ?-1541
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Pat Padua - CC BY 2.0
David, Hal, 1921-2012
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Norton, Joshua Abraham, 1819-1880
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Public Domain
Dawes, Henry L. (Henry Laurens), 1816-1903
Image from Wikimedia Commons
Dexter, Al
Image from Wikimedia Commons
Eric Koch (ANEFO) - CC0 1.0
Henkemans, Hans, 1913-1995
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Francesc Eiximenes - Public Domain
Eiximenis, Francesc, approximately 1340-approximately 1409
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Raimund Kommer - CC BY-SA 3.0
Parkes, Michael
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Grant, George Monro, 1835-1902
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Distler, Hugo, 1908-1942
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Steve Rogers at https://www.flickr.com/photos/b-s_r - CC BY-SA 2.0
Harrelson, Woody
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unknown - Public Domain
Snow, Eliza R. (Eliza Roxey), 1804-1887
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unknown - Public Domain
Hopkinson, Joseph, 1770-1842
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Newton, Mary, 1832-1866
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unknown - Public Domain
Williams, Walter, 1864-1935
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Fuller, William E. (William Elijah), 1846-1918
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Qianlong, Emperor of China, 1711-1799
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unknown - Public Domain
Fish, Carl Russell, 1876-1932
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Churchill, Berton, 1876-1940
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Salisbury, Frank O. (Frank Owen), 1874-1962
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Clementi, Cecil, 1875-1947
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Condon, Francis B. (Francis Bernard), 1891-1965
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Contemporary photograph - Public Domain
Hopkins, John Henry, 1792-1868
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unknown - Public Domain
Flandrau, Charles E. (Charles Eugene), 1828-1903
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Cindydag - CC BY-SA 4.0
Paik, Nam June
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Lambton, William
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Lithography by unknown artist - Public Domain
Rinman, Sven, 1720-1792
Image from Wikimedia Commons
Al Aumuller, for the ''New York World Telegram & Sun'' - Public Domain
Bettmann, Otto