Image from Wikimedia Commons
w:Miller Center of Public Affairs - CC BY 2.0
Detroit Public Library - Public Domain
Anonymous -
Photographer-Garbo, Chicago - Public Domain
unknown - Public Domain
Federal Bureau of Investigation - Public Domain
Artist not credited - Public Domain
walnut whippet - CC BY 2.0
Public Domain
Edward Morton (engraving), Cornelius Dunham (painting); scanned - Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
Sans nom d'auteur. - CC0 1.0
Evert van Muyden - Public Domain
Image from Wikimedia Commons
w:Miller Center of Public Affairs - CC BY 2.0
Greenburg, Jan Crawford
Image from Wikimedia Commons
Detroit Public Library - Public Domain
Porter, Augustus Seymour, 1798-1872
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Coit, Lillie Hitchcock, 1843-1929
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Walker, John Williams, 1783-1823
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Frege, Gottlob, 1848-1925
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Jacobs, Harriet A. (Harriet Ann), 1813-1897
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Anonymous -
Lipski, Józef, 1894-1958
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Photographer-Garbo, Chicago - Public Domain
Bracken, Eddie, 1915-2002
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Richmond, Charles Stuart, Duke of, 1639-1672
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Hagberg, Carl Aug. (Carl August), 1810-1864
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Radishchev, Aleksandr Nikolaevich, 1749-1802
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unknown - Public Domain
Hammarskjöld, Dag, 1905-1961
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Appling, Luke, 1907-1991
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Federal Bureau of Investigation - Public Domain
Murphy, Timothy P.
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Odet, de Foix, vicomte de Lautrec, 1483 or 1484-1528
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Artist not credited - Public Domain
Smyth, Alexander, 1765-1830
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unknown - Public Domain
Scholz, Adolf von
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walnut whippet - CC BY 2.0
Breeze, Jean
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Gensman, L. M. (Lorraine Michael), 1878-1954
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Andreyev, Leonid, 1871-1919
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unknown - Public Domain
Burchett, Josiah, 1666?-1746
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Say, Jean-Baptiste, 1767-1832
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Public Domain
Schwarz, Eugene Amandus, 1844-1928
Image from Wikimedia Commons
Edward Morton (engraving), Cornelius Dunham (painting); scanned - Public Domain
Parry, John, 1776-1851
Image from Wikimedia Commons
George Grantham Bain Collection (Library of Congress) - Public Domain
Mason, Max, 1877-1961
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Hauptmann, Moritz, 1792-1868
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Schrimpf, Georg, 1889-1938
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Sans nom d'auteur. - CC0 1.0
Chevallier, Gabriel, 1895-1969
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Evert van Muyden - Public Domain
Ennery, Adolphe d' 1811-1899
Image from Wikimedia Commons
Mastroianni, Marcello, 1924-1996.