Image from Wikimedia Commons
Garagemca - CC BY-SA 4.0
Charles Ch. (lithographer) - Public Domain
unknown - Public Domain
Dmitry Scherbie - CC BY-SA 2.0
Caricologist - CC BY-SA 3.0
Mathew Brady Levin Corot Handy - Public Domain
David Shankbone - CC BY 3.0
gdcgraphics at https://www.flickr.com/photos/gdcgraphics/ -
Ch. Faber - Public Domain
unknown - CC BY 1.0
ABC Television via WBKB-TV (WLS-TV since 1968). The station is owned and operated by ABC. - Public Domain
artist unknown - Public Domain
U.S. Congress - Public Domain
Lynch - Public Domain
Public Domain
HurayforZay - CC BY-SA 4.0
Image from Wikimedia Commons
Apollo 11 (Spacecraft)
Image from Wikimedia Commons
Garagemca - CC BY-SA 4.0
Adjaye, David, 1966-....
Image from Wikimedia Commons
Charles Ch. (lithographer) - Public Domain
Méric-Lalande, Henriette 1798 or 1799-1867
Image from Wikimedia Commons
Charpak, Georges
Image from Wikimedia Commons
Reynolds, Joshua, Sir, 1723-1792
Image from Wikimedia Commons
unknown - Public Domain
Nead, Benjamin Matthias, 1847-1923
Image from Wikimedia Commons
Dmitry Scherbie - CC BY-SA 2.0
Blake, Alex
Image from Wikimedia Commons
Caricologist - CC BY-SA 3.0
Howell, John Thomas, 1903-1994
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Myers, Leonard
Image from Wikimedia Commons
unknown - Public Domain
Gatto, Alfonso, 1909-1976
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David Shankbone - CC BY 3.0
Quinn, Aidan
Image from Wikimedia Commons
gdcgraphics at https://www.flickr.com/photos/gdcgraphics/ -
Scherfig, Lone, 1959-....
Image from Wikimedia Commons
Ch. Faber - Public Domain
Singelée, Jean-Baptiste, 1812-1875
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unknown - CC BY 1.0
Bendall, Mildred, 1891-1977
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ABC Television via WBKB-TV (WLS-TV since 1968). The station is owned and operated by ABC. - Public Domain
Anderson, Warner, 1911-1976
Image from Wikimedia Commons
Martial
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Smith, Walter, 1980-
Image from Wikimedia Commons
unknown - Public Domain
Lopatin, German Aleksandrovich, 1845-1918
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unknown - Public Domain
Willard, Emma, 1787-1870
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artist unknown - Public Domain
Johnson, Lyman E. (Lyman Eugene), 1811-1856
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Thurston, Lorrin A. (Lorrin Andrews), 1858-1931
Image from Wikimedia Commons
U.S. Congress - Public Domain
Lloyd, Sherman P. (Sherman Parkinson), 1914-1979
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Lynch - Public Domain
Lynch, H. F. B. (Harry Finnis Blosse), 1862-1913
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Public Domain
Knapp, Albert, 1798-1864
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Ryan, Cornelius
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Ian, Janis
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Gifford, Barry, 1946-....
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HurayforZay - CC BY-SA 4.0
Rockefeller, Michael Clark
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Hurlbut, Stephen Augustus, 1815-1882
Image from Wikimedia Commons
unknown - Public Domain
Henderson, David (British Army officer)