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Jean-Sébastien Rouillard - Public Domain
William Faithorne - Public Domain
unknown - Public Domain
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NASA - Public Domain
Public Domain
Dmitry_Rozhkov - CC BY-SA 3.0
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Dean Stockings - CC BY-SA 4.0
Boy George, 1961-
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Meyer, Victor, 1848-1897
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Estrées, Jean, duc d', 1624-1707
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Cooper, Cary L.
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Stedman1 - Public Domain
Whiting, William Henry Chase, 1824-1865
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photographer-J. Abresch, New York. - Public Domain
List, Eugene
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Andrea Graziosi with additional digital editing by Tim Davenport for Wikipedia.. - CC BY-SA 3.0
Lewin, Moshe, 1921-2010
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Antonio Bertulli (''floruit'' 1860-1890) - Public Domain
Pedrotti, Carlo, 1817-1893
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Robinson, Edwin Arlington, 1869-1935
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Wilson, R. C. (Roscoe Charles), 1905-1986
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Al2ffresco2008 - CC BY-SA 3.0
Edgerton, Michael, 1961-
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Arnold Genthe - Public Domain
Kennerley, Mitchell, 1878-1950
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U.S. Army - Public Domain
McGiffert, David E., 1926-2005
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Lenox, James, 1800-1880
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Fersen, Hans Axel von, greve, 1755-1810
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Annan, J. Craig (James Craig), 1864-1946
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Marshall, William, 1749-1833
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Jean-Sébastien Rouillard - Public Domain
Milbert, Jacques-Gérard, 1766-1840
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William Faithorne - Public Domain
Carlisle, Charles Howard, Earl of, 1629-1685
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unknown - Public Domain
Nagel, Christian Heinrich von 1803-1882
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HARPER'S WEEKLY - Public Domain
Carpenter, Louis Henry, 1839-1916
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NASA - Public Domain
Ross, Jerry Lynn, 1948-
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Cochrane, John, 1813-1898
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unknown - Public Domain
Smedley, Agnes, 1892-1950
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Canaletto, 1697-1768
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Public Domain
Fawcett, Edgar, 1847-1904
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unknown - Public Domain
Wright, Arthur W. (Arthur Williams), 1836-1915
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Zayas, Marius de
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Dmitry_Rozhkov - CC BY-SA 3.0
Khakamada, Irina
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Brockington, Leonard W. (Leonard Walter), 1888-1966