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Dolph Kohnstamm - CC BY-SA 3.0
Landau, Berlin - Public Domain
unknown - Public Domain
Sir William Rothenstein - Public Domain
Rob Bogaerts / Anefo -
US Government Printing Office - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Canada Jack - CC BY-SA 3.0
United States Navy photograph - Public Domain
shumov - Public Domain
Muesse - CC BY 3.0
Georges Biard - CC BY-SA 3.0
ioerror - CC BY-SA 2.0
Attributed to Gilbert Stuart (American, 1755-1828) - Public Domain
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Bonheur, Rosa, 1822-1899
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Dolph Kohnstamm - CC BY-SA 3.0
Bruna, Dick
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Landau, Berlin - Public Domain
Behring, Emil von 1854-1917
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Coppini, Pompeo, 1870-1957
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unknown - Public Domain
Mylne, William Chadwell, 1781-1863
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Lind, Jens, 1874-1939
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Sir William Rothenstein - Public Domain
Rothenstein, John, 1901-1992
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Rob Bogaerts / Anefo -
Buthelezi, Gatsha
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US Government Printing Office - Public Domain
Kilday, Paul Joseph, 1900-1968
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Mathew Brady Levin Corot Handy - Public Domain
Call, Wilkinson, 1834-1910
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Canada Jack - CC BY-SA 3.0
Vega, Alan (Vocalist)
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Lyttelton, Thomas Lyttelton, Baron, 1744-1779
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United States Navy photograph - Public Domain
Conolly, Richard L. (Richard Lansing), 1892-1962
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Lisa, Manuel, 1772-1820
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shumov - Public Domain
T︠S︡vetaeva, Marina, 1892-1941
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Muesse - CC BY 3.0
Kelemen, Milko
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Robertson, Brian, 1956-
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Georges Biard - CC BY-SA 3.0
Stévenin, Jean-François
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unknown - Public Domain
Lakeman, Stephen, 1823-
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Harper, Bob
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Brunschwig, Hieronymus, approximately 1450-approximately 1512
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unknown - Public Domain
Pinklao, King of Siam, 1808-1865
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unknown - Public Domain
Montecuccoli, Raimondo, Prince, 1609-1680
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Hailstone, Bernard
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ioerror - CC BY-SA 2.0
Voltaire
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Attributed to Gilbert Stuart (American, 1755-1828) - Public Domain
Hays, Moses Michael, 1739-1805
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Frere, Bartle, Sir, 1815-1884
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unknown - Public Domain
Osteen, Champ, 1877-1962
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Davis, Rebecca Harding, 1831-1910
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Leighton, Alexander, 1568-1649