Image from Wikimedia Commons
Photographer-Ernest Bachrach - Public Domain
unknown - Public Domain
User at project link - Public Domain
Department of Defense - Public Domain
unknown - CC BY-SA 4.0
Unknown author - Public Domain
Old engraving of Cornelia Hancock, before 1923 - Public Domain
ÑuÑuX - CC BY-SA 4.0
Photographer uncredited - Public Domain
Smithsonian Institution -
:en:Charles Bird King - Public Domain
Unknown<br/> - Public Domain
original uploader - Public Domain
Florida Supercon - CC BY 2.0
Sarah Stierch - CC BY 2.0
George Irving Reed, editor. Century Publishing and Engraving (Chicago, IL), publisher. - Public Domain
Slowking4 -
George Grantham Bain Collection (Library of Congress) - Public Domain
Image from Wikimedia Commons
Photographer-Ernest Bachrach - Public Domain
Andrews, Stanley, 1891-1969
Image from Wikimedia Commons
unknown - Public Domain
Bilio, Luigi, 1826-1884
Image from Wikimedia Commons
User at project link - Public Domain
Carosio, Margherita, 1908-2005
Image from Wikimedia Commons
Department of Defense - Public Domain
Berry, Sidney B. (Sidney Bryan), 1926-2013
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Lander, John, 1807-1839
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McClintock, Barbara, 1902-1992
Image from Wikimedia Commons
Cusack, John, 1966-....
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Troels-Lund, 1840-1921
Image from Wikimedia Commons
unknown - CC BY-SA 4.0
Kataev, Valentin, 1897-1986
Image from Wikimedia Commons
Unknown author - Public Domain
Pelletier, Marie de Sainte Euphrasie, Saint, 1796-1868
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Plumbe, Rowland
Image from Wikimedia Commons
Old engraving of Cornelia Hancock, before 1923 - Public Domain
Hancock, Cornelia, 1840-1927
Image from Wikimedia Commons
ÑuÑuX - CC BY-SA 4.0
Guiteras y Holmes, Antonio, 1906-1935
Image from Wikimedia Commons
Inglis, Charles, 1734-1816
Image from Wikimedia Commons
Photographer uncredited - Public Domain
Walsh, Raoul, 1887-1980
Image from Wikimedia Commons
Smithsonian Institution -
Bernstein, Theresa
Image from Wikimedia Commons
Groener, Wilhelm, 1867-1939
Image from Wikimedia Commons
Moore, Jonas, Sir, 1617-1679
Image from Wikimedia Commons
:en:Charles Bird King - Public Domain
Opothleyaholo, approximately 1798-1862
Image from Wikimedia Commons
Unknown<br/> - Public Domain
Alvord, Burt, 1867-1910
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Vetemaa, Enn, 1936-....
Image from Wikimedia Commons
unknown - Public Domain
Cook, Dutton, 1829-1883
Image from Wikimedia Commons
original uploader - Public Domain
Engelmann, George, 1809-1884
Image from Wikimedia Commons
Florida Supercon - CC BY 2.0
Milgrom, A. (Allen)
Image from Wikimedia Commons
Sarah Stierch - CC BY 2.0
Bailey, Herman Kofi, Jr., 1931-1981
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unknown - Public Domain
Wyneken, Friedrich, 1810-1876
Image from Wikimedia Commons
Haldane, J. S. (John Scott), 1860-1936
Image from Wikimedia Commons
George Irving Reed, editor. Century Publishing and Engraving (Chicago, IL), publisher. - Public Domain
English, William E. (William Eastin), 1850-1926
Image from Wikimedia Commons
Slowking4 -
Share, Don, 1957-
Image from Wikimedia Commons
George Grantham Bain Collection (Library of Congress) - Public Domain
Lloyd, John Uri, 1849-1936