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Francois Ceysson - CC BY-SA 3.0
Karl Bulla - Public Domain
USMC - Public Domain
US Air Force - Public Domain
user at project -
unknown - Public Domain
Harris & Ewing, Inc. - Public Domain
User at project link - Public Domain
Marjory Collins - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Senontivedo - CC BY-SA 4.0
Peter Paul Rubens - Public Domain
not identified - Public Domain
Joseph Arnold Demannez (1826-1902) - Public Domain
Isaac Fuller -
Photographer Ulf Stråhle/SVT Bild - Public Domain
w - Public Domain
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Francois Ceysson - CC BY-SA 3.0
Viallat, Claude, 1936-....
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Karl Bulla - Public Domain
Gumilev, N. (Nikolaĭ), 1886-1921
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Hölty, Ludwig Heinrich Christoph, 1748-1776
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Sternberg, Harry, 1904-2001
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USMC - Public Domain
Holcomb, Thomas, 1879-1965
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US Air Force - Public Domain
Kenney, George C. (George Churchill), 1889-1977
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Budé, Guillaume, 1468-1540
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Stewart, Harold
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Guts-Muths, Johann Christoph Friedrich (1759-1839).
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Burroughs, Edgar Rice, 1875-1950
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user at project -
Schaefer, Henry F.
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unknown - Public Domain
Buell, George Pearson, 1833-1883
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Stone, Christopher, 1882-1965
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Harris & Ewing, Inc. - Public Domain
Lomen, Carl J.
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Thring, Henry Thring, Baron, 1818-1907
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User at project link - Public Domain
Schell, Maria, 1926-2005
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Marjory Collins - Public Domain
Atkinson, Brooks, 1894-1984
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Thorne, Kip S.
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Mathew Brady Levin Corot Handy - Public Domain
Dickey, Oliver James, 1823-1876
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Romero Brest, Jorge
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Senontivedo - CC BY-SA 4.0
Strasnoy, Oscar
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Peter Paul Rubens - Public Domain
Buckingham, George Villiers, Duke of, 1592-1628
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not identified - Public Domain
Bavin, Thomas, Sir, 1874-
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Joseph Arnold Demannez (1826-1902) - Public Domain
Saint-Genois, Jules de, baron
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Isaac Fuller -
Fuller, Isaac, 1606-1672
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Bradford, Edward
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Mathew Brady Levin Corot Handy - Public Domain
Kelly, J. K. (James Kerr), 1819-1903
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Photographer Ulf Stråhle/SVT Bild - Public Domain
Rydbeck, Olof, 1913-1995
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w - Public Domain
Hebard, Grace Raymond, 1861-1936
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Price, Andrew, 1854-1909