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Olivier Strecker - CC BY-SA 3.0
National Endowment for the Arts - Public Domain
not stated - Public Domain
Gleb.svechnikov - CC BY-SA 4.0
Gind2005 -
unknown - Public Domain
Dearnesman - Public Domain
Johannes Wierix - Public Domain
nvt - Public Domain
Procurandolucas - CC BY-SA 4.0
Smokefoot - CC BY-SA 3.0
gruntzooki - CC BY-SA 2.0
National Media Museum -
Tiwaribharat - CC BY-SA 3.0
United States Historical Office? - Public Domain
Notyourbroom - CC BY 3.0
original uploader - CC BY-SA 3.0
William Frederick Yeames - Public Domain
Hamiltonheights - CC BY-SA 3.0
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Johnson, Noble, 1881-1978
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Strauss, Joseph B. (Joseph Baermann), 1870-1938
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Olivier Strecker - CC BY-SA 3.0
Lautner, Georges
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National Endowment for the Arts - Public Domain
Mainer, Wade, 1907-2011
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not stated - Public Domain
Merrick, Leonard, 1864-1939
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Gleb.svechnikov - CC BY-SA 4.0
Curry, Haskell B. (Haskell Brooks), 1900-1982
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Gind2005 -
Castries, Charles Eugène Gabriel de La Croix, marquis de, 1727-1800
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unknown - Public Domain
Čech, Svatopluk, 1846-1908
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Sieyès, Emmanuel Joseph, comte, 1748-1836
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Jacobi, C. G. J. (Carl Gustav Jakob), 1804-1851
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Dearnesman - Public Domain
Melton, William, approximately 1275-1340
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Volkmann, Richard von. (1830-1889).
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unknown - Public Domain
Lockyer, Edmund, 1784-1860
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Johannes Wierix - Public Domain
Coecke van aelst, Pieter, 1502-1550
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nvt - Public Domain
Neuhuys, Albert, 1844-1914
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Procurandolucas - CC BY-SA 4.0
Fernandes, Maria Helena Rosas
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Talbot, John, Earl of Shrewsbury, 1383-1453
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Ayers, Edward L., 1953-....
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Moraes, Vinícius de
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Smokefoot - CC BY-SA 3.0
Wilkinson, Geoffrey, 1921-1996
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Urquidi, Víctor L.
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gruntzooki - CC BY-SA 2.0
Spinrad, Norman
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National Media Museum -
Abney, William de Wiveleslie, Sir, 1843-1920
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Tiwaribharat - CC BY-SA 3.0
Vājapeyī, Aśoka (1941- ).
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United States Historical Office? - Public Domain
Works, John D. (John Downey), 1847-1928
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Notyourbroom - CC BY 3.0
Cianci, Vincent Albert, 1941-
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original uploader - CC BY-SA 3.0
Egorov, Youri
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Sholokhov, Mikhail Aleksandrovich, 1905-1984
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William Frederick Yeames - Public Domain
Dudley, Amy Robsart, Lady, 1532?-1560
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Hamiltonheights - CC BY-SA 3.0
Miller, J. P. (James Pinckney), 1919-2001