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Havang(nl) - CC BY-SA 3.0
Unattributed - Public Domain
neznámí - Public Domain
Pirou Eugène (1841-1909) - Public Domain
Étienne Carjat Upload, stitch and restoration by Jebulon - Public Domain
Jac. de Nijs / Anefo -
Gorupdebesanez - CC BY-SA 3.0
Cristofano dell'Altissimo - Public Domain
Public Domain
Andiemusik1986 - CC BY-SA 3.0
Samuel Dreher Matlack - Public Domain
Cassowary Colorizations - CC BY 2.0
Lwc 21 - CC BY-SA 4.0
unknown - Public Domain
Zodiac Photographers - Public Domain
Originally uploaded by Wizardman - Public Domain
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Havang(nl) - CC BY-SA 3.0
Roy, Jules, 1907-2000
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Unattributed - Public Domain
Artôt, Désirée, 1835-1907
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neznámí - Public Domain
Hablik, Wenzel, 1881-1934
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Halban, Hans H. von
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Pirou Eugène (1841-1909) - Public Domain
Potain, Pierre Carl Édouard 1825-1901
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Montansier, Marguerite de, 1730-1820
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Étienne Carjat Upload, stitch and restoration by Jebulon - Public Domain
Carjat, Étienne 1828-1906
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Padelford, Seth, 1807-1878
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Jac. de Nijs / Anefo -
Morgan, Al, 1920-2011
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Gorupdebesanez - CC BY-SA 3.0
Del Monte, Peter
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Cristofano dell'Altissimo - Public Domain
Pico della Mirandola, Giovanni, 1463-1494
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Shao, Yong, 1011-1077
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Powell, F. York (Frederick York), 1850-1904
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Public Domain
Van Atta, Dale
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Vermeyen, Jan Cornelisz, 1500?-1559
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Lommel, Ulli
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Presidio of San Francisco (Calif.)
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Andiemusik1986 - CC BY-SA 3.0
Ciani, Suzanne
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Samuel Dreher Matlack - Public Domain
Gibson, John Bannister, 1780-1853
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Cassowary Colorizations - CC BY 2.0
Orwell, George, 1903-1950
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Winder, John R. (John Rex), 1821-1910
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Lwc 21 - CC BY-SA 4.0
Schlieffen, Alfred, Graf von, 1833-1913
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unknown - Public Domain
Colvig, Pinto
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Hucko, Peanuts
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Zodiac Photographers - Public Domain
Weston, Jack, 1924-1996
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Mach, Ernst, 1838-1916
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Originally uploaded by Wizardman - Public Domain
Wood, Reuben, 1792-1864
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unknown - Public Domain
Constantine I, King of the Hellenes, 1868-1923
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Rossetti, Lucy Madox Brown, 1843-1894
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Rodenbough, Theophilus F. (Theophilus Francis), 1838-1912