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Rose and Sands - Public Domain
BrooklynMuseum -
unknown - Public Domain
Johannes Rohr - CC BY-SA 3.0
Nobel Foundation - Public Domain
Steve Jurvetson - CC BY 2.0
The World Affairs Council of Oregon - Public Domain
Misterlobat - Public Domain
Davis & Sanford - Public Domain
original uploader - Public Domain
Zheng Yongnian - CC BY-SA 3.0
Lalupa - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Christopher Michael Little at http://thisischrislittle.com - CC BY 2.0
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Rose and Sands - Public Domain
Bates, Blanche, 1873-1941
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Browne, Isaac Hawkins, 1705-1760
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BrooklynMuseum -
Howe, Florence
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unknown - Public Domain
Rothman, Steven R. (Steven Richard), 1952-
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Johannes Rohr - CC BY-SA 3.0
Anaya, S. James.
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Grant, Frederick Dent, 1850-1912
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unknown - Public Domain
Farmer, Fannie Merritt, 1857-1915
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Clarke, Edward Daniel, 1769-1822
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McCullagh Torrens, W. T. (William Torrens), 1813-1894
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Nobel Foundation - Public Domain
Quasimodo, Salvatore, 1901-1968
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Steve Jurvetson - CC BY 2.0
Moore, Gordon E., 1929-
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The World Affairs Council of Oregon - Public Domain
Ohman, Jack
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Misterlobat - Public Domain
Odjig, Daphne, 1919-....
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Ripploh, Frank, 1949-2002
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Davis & Sanford - Public Domain
Dryden, John F. (John Fairfield), 1839-1911
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Duvernois, Henri, 1875-1937
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original uploader - Public Domain
Sakharoff, Clotilde, 1892-1974
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Zheng Yongnian - CC BY-SA 3.0
Zheng, Yongnian.
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Béraud, Jean, 1849-1935
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Lalupa - Public Domain
Fèa, Carlo, 1753-1836
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Berthier, Pierre, 1782-1861
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Franchetti, Alberto
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Norris, Chuck, 1940-
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Mathew Brady Levin Corot Handy - Public Domain
Call, Wilkinson, 1834-1910
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Kerschensteiner, Georg, 1854-1932
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Brandis, Jonathan, 1976-2003
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Ferrer Guardia, Francisco, 1859-1909
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Hofer, Johanna, 1896-1988
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Christopher Michael Little at http://thisischrislittle.com - CC BY 2.0
Hackman, Gene
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Lody, Carl Hans