Image from Wikimedia Commons
unknown - Public Domain
United States Air Force -
EOBeav - CC BY-SA 3.0
Boston Press Club - Public Domain
Nineteenth-century engraving based on eighteenth-century painting - Public Domain
Carl Christiaan Fuchs (1792-1855) after Wessel Lubbers (1755-1834) -
user at project - CC BY-SA 3.0
Azalolaza - CC BY 3.0
:en:Ruth Harkness - Public Domain
Lion Feuchtwanger - Public Domain
DuMont Network - Public Domain
Christian Wilhelm Allers - Public Domain
Lumiere - Public Domain
Public Domain
Tsukioka Yoshitoshi - Public Domain
US Government Printing Office - Public Domain
Image from Wikimedia Commons
unknown - Public Domain
Schultz, Theodore W. (Theodore William), 1902-1998
Image from Wikimedia Commons
Lyons, C. J.
Image from Wikimedia Commons
United States Air Force -
Johnson, Leon W. (Leon William), 1904-1997
Image from Wikimedia Commons
EOBeav - CC BY-SA 3.0
Merchant, Natalie
Image from Wikimedia Commons
Boston Press Club - Public Domain
Preston, William Gibbons, 1842-1910
Image from Wikimedia Commons
Dodge, Horace E. (Horace Elgin), 1868-1920
Image from Wikimedia Commons
Nineteenth-century engraving based on eighteenth-century painting - Public Domain
Blacklock, Thomas, 1721-1791
Image from Wikimedia Commons
Carl Christiaan Fuchs (1792-1855) after Wessel Lubbers (1755-1834) -
Camper, Adrian Gilles, 1759-1820
Image from Wikimedia Commons
user at project - CC BY-SA 3.0
Hudson, William, Sir, 1896-1978
Image from Wikimedia Commons
Azalolaza - CC BY 3.0
Stiles, Kristine.
Image from Wikimedia Commons
Watson, White
Image from Wikimedia Commons
:en:Ruth Harkness - Public Domain
Harkness, Ruth
Image from Wikimedia Commons
unknown - Public Domain
Zorrilla de San Martín, Juan, 1855-1931
Image from Wikimedia Commons
Lion Feuchtwanger - Public Domain
Feuchtwanger, Lion, 1884-1958
Image from Wikimedia Commons
DuMont Network - Public Domain
Harris, Robert H., -1981
Image from Wikimedia Commons
Yaʻqub Beg, Khan of Kashghar, 1820?-1877
Image from Wikimedia Commons
Locke, Elsie, 1912-2001
Image from Wikimedia Commons
Bush, S. P. (Samuel Prescott), 1863-1948
Image from Wikimedia Commons
Vandross, Luther
Image from Wikimedia Commons
Holdich, Thomas Hungerford, Sir, 1843-1929
Image from Wikimedia Commons
Christian Wilhelm Allers - Public Domain
Groth, Klaus, 1819-1899
Image from Wikimedia Commons
Manet, Édouard, 1832-1883
Image from Wikimedia Commons
Lumiere - Public Domain
Day, Edith, 1896-1971
Image from Wikimedia Commons
Public Domain
Edwardes, George, 1855-1915
Image from Wikimedia Commons
Tunnell, James M. (James Miller), 1879-1957
Image from Wikimedia Commons
Tsukioka Yoshitoshi - Public Domain
Murasaki Shikibu, 978?-
Image from Wikimedia Commons
Lathrop, John, 1740-1816
Image from Wikimedia Commons
Dean, James, 1931-1955
Image from Wikimedia Commons
US Government Printing Office - Public Domain
Burton, John L., 1932-
Image from Wikimedia Commons
Caesar, Sid, 1922-2014