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unknown - Public Domain
Glyn Philpot (1884-1937) - Public Domain
Georges Biard - CC BY-SA 3.0
Johannes Weinand - Public Domain
Internet Archive Book Images -
Les biographies medicales - Public Domain
RJCook - CC BY-SA 4.0
Howard R. Hollem - Public Domain
Harper Pennington (American, 1855–1920) - Public Domain
B. G. C.=Bowman Gum Company -
original uploader -
Israeli GPO photographer - Public Domain
Slowking4 -
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unknown - Public Domain
Chatterton, Fenimore, 1860-1958
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Baker, George L. (George Luis), 1868-1941.
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Pólya, George, 1887-1985
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Glyn Philpot (1884-1937) - Public Domain
Whitley, J. H.
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Rovner, Michal, 1957-....
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Admiral Dot, -1918
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Chapman, Matthew, 1950-
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Georges Biard - CC BY-SA 3.0
Audiard, Jacques
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unknown - Public Domain
Snowden, James Ross, 1809-1878
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Johannes Weinand - Public Domain
Hergenröther, Joseph, 1824-1890
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Marable, Fate, 1890-1947
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Spreckelsen, Johan-Otto von
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McMurry, Frank M. (Frank Morton), 1862-1936
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Caro, Heinrich, 1834-1910
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Internet Archive Book Images -
Shippen, Edward, 1729-1806
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Les biographies medicales - Public Domain
Robin, Ch.
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RJCook - CC BY-SA 4.0
Henry, Sean, 1965-....
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Caterina Cornaro, Queen of Cyprus, 1454-1510
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Howard R. Hollem - Public Domain
Davis, Virginia, 1918-2009
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Pfaff, Jean-Marie
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Harper Pennington (American, 1855–1920) - Public Domain
Sears, Clara Endicott, 1863-1960
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unknown - Public Domain
Copway, George, 1818-1869
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Steers, Burr, 1966-
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B. G. C.=Bowman Gum Company -
Warenskjold, Dorothy
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original uploader -
Hart, George W. (George William), 1955-
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Sumners, Hatton W. (Hatton William), 1875-1962
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Israeli GPO photographer - Public Domain
Porat, Orna, 1924-
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Slowking4 -
Rodríguez, Richard 1944-
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Smith, Isaac, 1740-1807
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White, Richard, 1539-1611