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MGM - Public Domain
unknown - Public Domain
Curt S. Oppenheimer - Public Domain
Carl von Dinzer ? - Public Domain
Anonymous (photographer) -
Unknown War Photographer - Public Domain
Eric Koch / Anefo - CC BY-SA 3.0
Santino Langé - Public Domain
da - Public Domain
Llorenzi - CC BY-SA 3.0
Luther A. Brewer and Barthinius L. Wick - Public Domain
AnaMariaEscallon - CC BY-SA 3.0
Thelmadatter - CC BY-SA 3.0
US Government Printing Office - Public Domain
Civil War glass negative collection (Library of Congress) - Public Domain
Armen - CC BY-SA 4.0
Totorvdr59 - CC BY-SA 4.0
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MGM - Public Domain
Arthur, George K., 1899-1985
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unknown - Public Domain
Overbeck, Johannes Adolf, 1826-1895
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McKay, Douglas, 1893-1959
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Curt S. Oppenheimer - Public Domain
Quinquela Martín, Benito, 1890-1977
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Sullavan, Margaret, 1909-1960
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Carl von Dinzer ? - Public Domain
Fazekas, Mihály, 1766-1828
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Anonymous (photographer) -
Burchartz, Max, 1887-1961
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Unknown War Photographer - Public Domain
Hill, Harry W. (Harry Wilbur), 1890-1971
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Eric Koch / Anefo - CC BY-SA 3.0
Narasimhan, C. V. (Chakravarthi V.), 1915-
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Meinong, A. (Alexius), 1853-1920
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Santino Langé - Public Domain
Schuster, Ildefonso, 1880-1954
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Fox, Kerry
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Janet, Paul, 1823-1899
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Lewis, Sinclair, 1885-1951
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da - Public Domain
Langgaard, Rued, 1893-1952
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Pushkin, Aleksandr Sergeevich, 1799-1837
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Stephen, James Fitzjames, 1829-1894
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Thorndike, Sybil, Dame, 1882-1976
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Llorenzi - CC BY-SA 3.0
Dempster, A. P. (Arthur Pentland), 1929-
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Luther A. Brewer and Barthinius L. Wick - Public Domain
Greene, George, 1817-1880
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Phoebus, Philipp, 1804-1880
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Meyers, Nancy
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AnaMariaEscallon - CC BY-SA 3.0
Arango Pérez, Débora
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Thelmadatter - CC BY-SA 3.0
Atl, Dr., 1875-1964
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US Government Printing Office - Public Domain
Talcott, Burt L. (Burt Lacklen), 1920-
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Civil War glass negative collection (Library of Congress) - Public Domain
Lovell, Mansfield, 1822-1884
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Armen - CC BY-SA 4.0
Jackson, Shirley, 1916-1965
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Lenau, Nicolaus, 1802-1850
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Totorvdr59 - CC BY-SA 4.0
Teste, François-Antoine, 1775-1862
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Horsburgh, J. (John), 1791-1869