Image from Wikimedia Commons
not stated - Public Domain
unknown - Public Domain
The Visibility Project, Claudette Colvin - Public Domain
Dnw - CC BY-SA 3.0
US Government Printing Office - Public Domain
Bain - Public Domain
Artist not known - Public Domain
No consta - Public Domain
Operation Prime Time - Public Domain
Dfwtvman - CC BY-SA 4.0
Henry Inman (1801-1846), siehe [http://www.artcyclopedia.com/artists/inman_henry.html] - Public Domain
Moses King (1853-1909), author. Bartlett and Company -The Orr Press (New York, NY), publisher. - Public Domain
Image from Wikimedia Commons
not stated - Public Domain
Stevenson, Egbert, 1872-1962
Image from Wikimedia Commons
Chadwick, Samuel Taylor, 1809-1876
Image from Wikimedia Commons
Hall, Bobbye
Image from Wikimedia Commons
Genn, Leo, 1905-1978
Image from Wikimedia Commons
unknown - Public Domain
Lyman, Theodore, 1792-1849
Image from Wikimedia Commons
unknown - Public Domain
Allan, Elizabeth, 1908-1990
Image from Wikimedia Commons
McMillan, Terry.
Image from Wikimedia Commons
The Visibility Project, Claudette Colvin - Public Domain
Colvin, Claudette, 1939-
Image from Wikimedia Commons
Dnw - CC BY-SA 3.0
King, Inge, 1918-
Image from Wikimedia Commons
Garnier, Charles, 1825-1898
Image from Wikimedia Commons
Holland, Cyril, 1885- 1915
Image from Wikimedia Commons
US Government Printing Office - Public Domain
Rosenthal, Benjamin S. (Benjamin Stanley), 1923-1983
Image from Wikimedia Commons
Ghyka, Matila C. (Matila Costiescu), 1881-1965
Image from Wikimedia Commons
Hollingshead, John
Image from Wikimedia Commons
Bain - Public Domain
MacCracken, William P. (William Patterson), 1888-1969
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Rackett, Thomas, 1757-1841
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unknown - Public Domain
Gavin, Leon Harry, 1893-1963
Image from Wikimedia Commons
Artist not known - Public Domain
Farr, James Marion, 1874-
Image from Wikimedia Commons
No consta - Public Domain
Répide, Pedro de, 1882-1948
Image from Wikimedia Commons
Operation Prime Time - Public Domain
Harewood, Dorian, 1950-
Image from Wikimedia Commons
Dfwtvman - CC BY-SA 4.0
Curran, Charles E.
Image from Wikimedia Commons
Henry Inman (1801-1846), siehe [http://www.artcyclopedia.com/artists/inman_henry.html] - Public Domain
Middleton, Henry, 1770-1846
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Simonton, Charles Bryson, 1838-1911
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Cruvelli, Jeanne Sophie Charlotte, 1826-1907
Image from Wikimedia Commons
Moses King (1853-1909), author. Bartlett and Company -The Orr Press (New York, NY), publisher. - Public Domain
Choate, William Gardner, 1830-1920
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unknown - Public Domain
Conolly, John, 1794-1866
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unknown - Public Domain
Bianco, José.
Image from Wikimedia Commons
Rousseau, Henri, 1844-1910
Image from Wikimedia Commons
Rapacki, Adam, 1909-1970
Image from Wikimedia Commons
unknown - Public Domain
Burdon, J. S. (John Shaw), 1826-1907