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Autor nieznany - Public Domain
Gordon Parks - Public Domain
Zheng Yongnian - CC BY-SA 3.0
no coneguts -
Anonymous - Public Domain
Federal Reserve System - Public Domain
user at project - Public Domain
Chicago Daily News, Inc. - Public Domain
United States Department of Energy - Public Domain
Kershaw Mehta - Public Domain
Unbekannter Künstler, eindeutig länger als 70 Jahre tot - Public Domain
unknown - Public Domain
Pacific Art Company - Public Domain
Rob McAlear - Public Domain
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Fry, Francis, 1803-1886
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Autor nieznany - Public Domain
Chrostowska, Grazyna
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Gerasimov, Sergeĭ Vasilʹevich, 1885-1964
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Gordon Parks - Public Domain
Nance, Ray
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Khunrath, Heinrich, 1560-1605
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Mekas, Adolfas, 1925-2011
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Zheng Yongnian - CC BY-SA 3.0
Zheng, Yongnian.
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Faust, Charlie, 1880-1915
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no coneguts -
Czuber, Emanuel, 1851-1925
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Zhuge, Liang, 181-234
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Anonymous - Public Domain
Duchesne, Philippine, Saint, 1769-1852
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Drummond, Samuel, 1763?-1844
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Federal Reserve System - Public Domain
Rice, Emmett John, 1919-2011
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user at project - Public Domain
Sherman, Robert B.
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Chicago Daily News, Inc. - Public Domain
Wrigley, Philip K. (Philip Knight), 1894-1977
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United States Department of Energy - Public Domain
Herrington, John S., 1939-
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Kershaw Mehta - Public Domain
Harder, Kelsie B.
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Unbekannter Künstler, eindeutig länger als 70 Jahre tot - Public Domain
Mousouros, Markos, approximately 1470-1517
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Lorenzo di Credi, approximately 1460-1537
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unknown - Public Domain
Menke, Frank G. (Frank Grant), 1885-1954
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Pacific Art Company - Public Domain
Glisan, Rodney, 1827-1890
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Rob McAlear - Public Domain
Harrell, Lynn
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Wangenheim, Gustav von 1895-1975
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Beth El Hebrew Congregation (Alexandria, Va.)
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Barbella, Emanuele, 1718-1777
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Rivers, Johnny
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Wright, Carroll Davidson, 1840-1909
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Chalif, Louis H. (Louis Harvy), 1876-1948
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Hale, John P. (John Parker), 1806-1873
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Baber, Henry Hervey, 1775-1869