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unknown - Public Domain
Genesispc - CC BY-SA 3.0
United States War Department - Public Domain
Mrkhlopov - CC BY-SA 4.0
Parisette - CC BY-SA 4.0
Schorle - CC BY-SA 3.0
S. Hurok-Hurok Attractions-concert promoter - Public Domain
Ursus Samaga - CC BY 3.0
Tomasz Sobecki -
Henry Hoppner Meyer (?1782-1847), after Sir William Beechey (1753-1839) - Public Domain
Clinedinst, Washington DC - Public Domain
Royal Society uploader - CC BY-SA 4.0
Sbkaufman - CC BY-SA 3.0
American Broadcasting Company - Public Domain
Public Domain
http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=12949961 - Public Domain
Richard Westall - Public Domain
T.P.Chittenden, chariman, Seattle Kiwanis Pancake Festival - Public Domain
Ramon Casas -
Mathew Brady Levin Corot Handy - Public Domain
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unknown - Public Domain
Guillén, Nicolás, 1902-1989
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Brentano, Clemens, 1778-1842
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unknown - Public Domain
Resnik, Regina, 1922-....
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Genesispc - CC BY-SA 3.0
Huizinga, Johan
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United States War Department - Public Domain
Frissell, Toni, 1907-1988
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Mrkhlopov - CC BY-SA 4.0
Lawrence-King, Andrew
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Parisette - CC BY-SA 4.0
Barral, Louis-Mathias de 1746-1816
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Schorle - CC BY-SA 3.0
Gibson, Laura
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S. Hurok-Hurok Attractions-concert promoter - Public Domain
Thebom, Blanche
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Ursus Samaga - CC BY 3.0
Zimmermann, Tabea
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Albert de Luynes, Charles d', 1578-1621
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unknown - Public Domain
Imber, Naphtali Herz, 1856-1909
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Bland, Theodorick, 1777-1846
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Xin, Qiji, 1140-1207
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Tomasz Sobecki -
Sobecki, Tomasz 1952-
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Henry Hoppner Meyer (?1782-1847), after Sir William Beechey (1753-1839) - Public Domain
Cadell, T. (Thomas), 1742-1802
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Clinedinst, Washington DC - Public Domain
McLean, John R. (John Roll), 1848-1916
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Royal Society uploader - CC BY-SA 4.0
Edwards, A.W.F. (Anthony William Fairbank), 1935-
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Zhou, Yang, 1908-1989
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Sbkaufman - CC BY-SA 3.0
Gorodetzer, Harry
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White, Josiah, 1781-1850
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American Broadcasting Company - Public Domain
Sargent, Dick, 1930-1994
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Bouchard, Lucien
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Public Domain
Scherer, Paul, 1892-1969
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unknown - Public Domain
Caine, Georgia, 1876-1964
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http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=12949961 - Public Domain
Pettengill, Samuel B. (Samuel Berrett), 1886-1974
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Richard Westall - Public Domain
Daniell, William, 1769-1837
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T.P.Chittenden, chariman, Seattle Kiwanis Pancake Festival - Public Domain
Wilson, Edith, 1896-1981
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Ramon Casas -
Mercié, Antonin 1845-1916
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Sawyer, Philetus, 1816-1900