Image from Wikimedia Commons
不详 - Public Domain
USAF Airman; name unknown - Public Domain
Marianne McDonald - CC BY-SA 4.0
Rehman90 - CC BY-SA 3.0
unknown - Public Domain
Anonymous via collection of Bojan Brecelj -
Saddhiyama - Public Domain
Public Domain
Otto Kuhler -
U.S. Government Printing Office - Public Domain
CBS Television - Public Domain
Nightscream - CC BY 3.0
David Shankbone - CC BY-SA 3.0
Kunstverlag Louis Pernitzsch, Leipzig - Public Domain
Holger Motzkau -
unknown author - Public Domain
(extracted by:) Jochen Burghardt -
Part of Arnold Thomas boxing collection [picture] - Public Domain
Image from Wikimedia Commons
不详 - Public Domain
Tang, Yin, 1470-1524
Image from Wikimedia Commons
USAF Airman; name unknown - Public Domain
Boyd, Albert, 1906-1976
Image from Wikimedia Commons
Marianne McDonald - CC BY-SA 4.0
Mcdonald, Marianne
Image from Wikimedia Commons
Rehman90 - CC BY-SA 3.0
Bauby, Jean-Dominique, 1952-1997
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unknown - Public Domain
Whitney, A. D. T. (Adeline Dutton Train), 1824-1906
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Anonymous via collection of Bojan Brecelj -
Ringling, Alfred, 1861-1919
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unknown - Public Domain
Sorrel, G. Moxley (Gilbert Moxley), 1838-1901
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Barger, George, 1878-1939
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Saddhiyama - Public Domain
Ewald, Carl, 1856-1908
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Public Domain
Murdock, Orrice Abram, 1893-1979
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Survage, Léopold (1879-1968).
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Otto Kuhler -
Kuhler, Otto, 1894-1977
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U.S. Government Printing Office - Public Domain
Meyer, William H. (William Henry), 1914-1983
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unknown - Public Domain
McKenzie, Fay
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CBS Television - Public Domain
Phillips, John, 1935-2001.
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Collimitius, Georgius, 1482-1535
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Ribas, José Félix 1775-1815
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Taylor, Robert, Sir, 1714-1788
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Herschler, Ed, 1918-1990
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Nightscream - CC BY 3.0
O'Neil, Dennis, 1939-....
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David Shankbone - CC BY-SA 3.0
Musto, Michael, 1955-
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Ōshima, Hiroshi 1886-1975
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Sacher-Masoch, Leopold, Ritter von, 1835-1895
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Kunstverlag Louis Pernitzsch, Leipzig - Public Domain
Brugmann, Karl, 1849-1919
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Holger Motzkau -
Le Clézio, J.-M. G. (Jean-Marie Gustave), 1940-
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unknown author - Public Domain
Stalin, Joseph, 1879-1953
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unknown - Public Domain
Hoddle, Robert, 1794-1881
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(extracted by:) Jochen Burghardt -
Lark-Horovitz, K. (Karl), 1892-1958
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Part of Arnold Thomas boxing collection [picture] - Public Domain
Carruthers, Jimmy, 1929-1990
Image from Wikimedia Commons
Granados, Enrique, 1867-1916