Image from Wikimedia Commons
Karohemd - CC BY-SA 3.0
Arturo Espinosa - CC BY 2.0
Endre Nemes - CC BY-SA 3.0
18th C - Public Domain
Telrúnya - Public Domain
unknown - Public Domain
:en:Samuel Chamberlain - Public Domain
US Government Printing Office - Public Domain
Lewis Smith (photo credit) - Public Domain
Kontrola - CC BY-SA 4.0
Public Domain
Philippon (Versailles) - Public Domain
https://commons.wikimedia.org/wiki/Martino75~commonswiki - CC BY-SA 3.0
Signed by E. Billings. Most likely :en:Edwin Tryon Billings - Public Domain
Henry Peter Bosse - Public Domain
Museum of Photographic Arts Collections -
Hollyer, Frederick, born 1837 - died 1933 (photographer) - Public Domain
Siebbi - CC BY 3.0
turydddu - CC BY 2.0
Image from Wikimedia Commons
Maxwell, Robert, 1923-1991
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Thompson, Silvanus P. (Silvanus Phillips), 1851-1916
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Taylor, Ann, 1782-1866
Image from Wikimedia Commons
Karohemd - CC BY-SA 3.0
Long, Stanley, 1933-2012
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Bevilacqua, Alberto, 1934-2013
Image from Wikimedia Commons
Arturo Espinosa - CC BY 2.0
Fromm, Erich, 1900-1980
Image from Wikimedia Commons
Taylor, Thomas Griffith, 1880–1963
Image from Wikimedia Commons
Endre Nemes - CC BY-SA 3.0
Nemes, Endre, 1909-
Image from Wikimedia Commons
18th C - Public Domain
Cobenzl, Philipp, Graf von, 1741-1810
Image from Wikimedia Commons
Telrúnya - Public Domain
Austin, Mary, 1868-1934
Image from Wikimedia Commons
unknown - Public Domain
Bahdanovich, Maksim Adamavich, 1891-1917
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:en:Samuel Chamberlain - Public Domain
Bowman, Sarah, -1866
Image from Wikimedia Commons
US Government Printing Office - Public Domain
Gross, H. R. (Harold Royce), 1899-1987
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Lewis Smith (photo credit) - Public Domain
Warner, H. B. (Henry Byron), 1876-1958
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Kontrola - CC BY-SA 4.0
Abakanowicz, Magdalena
Image from Wikimedia Commons
Milnes, Richard Monckton, Baron Houghton, 1809-1885
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Public Domain
Wheeler, Burton K. (Burton Kendall), 1882-1975
Image from Wikimedia Commons
Philippon (Versailles) - Public Domain
Petipa, Lucien, 1815-1898
Image from Wikimedia Commons
unknown - Public Domain
Talbot, Ethelbert, 1848-1928
Image from Wikimedia Commons
https://commons.wikimedia.org/wiki/Martino75~commonswiki - CC BY-SA 3.0
Dewaere, Patrick, 1947-1982
Image from Wikimedia Commons
unknown - Public Domain
Major, Johann Daniel, 1634-1693
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Rogers, Ginger, 1911-1995
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Signed by E. Billings. Most likely :en:Edwin Tryon Billings - Public Domain
Goodwin, Ichabod, 1794-1882
Image from Wikimedia Commons
Henry Peter Bosse - Public Domain
Bosse, Henry, 1844-1903
Image from Wikimedia Commons
Museum of Photographic Arts Collections -
Two Moon (Cheyenne Indian), 1847-1917
Image from Wikimedia Commons
unknown - Public Domain
Plattner, Carl Friedrich, 1800-1858
Image from Wikimedia Commons
Hollyer, Frederick, born 1837 - died 1933 (photographer) - Public Domain
Dearmer, Percy, 1867-1936
Image from Wikimedia Commons
Reich, Robert B.
Image from Wikimedia Commons
Siebbi - CC BY 3.0
Levy, Dani, 1957-....
Image from Wikimedia Commons
turydddu - CC BY 2.0
Rossi, Vasco, 1952-