Image from Wikimedia Commons
unknown - Public Domain
Bain News Service, publisher; Original uploader was Richard Arthur Norton (1958- ) - Public Domain
Columbia Broadcasting System-CBS - Public Domain
No photographer credited. - Public Domain
Dupras & Colas -
P. Birken - CC BY 3.0
Georges Seguin (Okki - CC BY-SA 3.0
Unkonwn. Must have been taken between 1906-1910. - Public Domain
Nicola Perscheid - CC BY-SA 3.0
Mathew Brady - Public Domain
Image from Wikimedia Commons
Bauhin, Caspar, 1560-1624
Image from Wikimedia Commons
unknown - Public Domain
Davis, Henry Gassaway, 1823-1916
Image from Wikimedia Commons
Reid, Helen Rogers, 1882-1970
Image from Wikimedia Commons
Inzenga, José 1828-1891
Image from Wikimedia Commons
Bain News Service, publisher; Original uploader was Richard Arthur Norton (1958- ) - Public Domain
Pritchett, Henry S. (Henry Smith), 1857-1939
Image from Wikimedia Commons
Columbia Broadcasting System-CBS - Public Domain
Robinson, Earl, 1910-1991
Image from Wikimedia Commons
Turner, Henry McNeal, 1834-1915
Image from Wikimedia Commons
No photographer credited. - Public Domain
Knox, Rose Markward, 1857-1950
Image from Wikimedia Commons
Caṭṭopādhyāẏa, Baṅkimacandra, 1838-1894
Image from Wikimedia Commons
Dupras & Colas -
Devonshire, Victor Christian William Cavendish, Duke of, 1868-1938
Image from Wikimedia Commons
P. Birken - CC BY 3.0
Golub, Gene H. (Gene Howard), 1932-2007
Image from Wikimedia Commons
Bates, Barbara, 1925-1969
Image from Wikimedia Commons
Georges Seguin (Okki - CC BY-SA 3.0
Shanower, Eric.
Image from Wikimedia Commons
Bonney, Charles Carroll, 1831-1903
Image from Wikimedia Commons
Illica, Luigi, 1857-1919
Image from Wikimedia Commons
Unkonwn. Must have been taken between 1906-1910. - Public Domain
Sakuma, Tsutomu, 1879-1910
Image from Wikimedia Commons
Smith, Amanda, 1837-1915
Image from Wikimedia Commons
Chaloff, Serge
Image from Wikimedia Commons
Černík, Oldřich, 1921-1994
Image from Wikimedia Commons
Lahmann, H. (Heinrich), 1860-1905
Image from Wikimedia Commons
unknown - Public Domain
Guerra-Peixe, César 1914-1993
Image from Wikimedia Commons
Van Heijenoort, Jean, 1912-1986
Image from Wikimedia Commons
Nicola Perscheid - CC BY-SA 3.0
Zeppelin, Ferdinand, Graf von, 1838-1917
Image from Wikimedia Commons
Thompson, Marshall, 1925-1992
Image from Wikimedia Commons
Knight, June, 1913-1987
Image from Wikimedia Commons
unknown - Public Domain
Urban, Ignaz, 1848-1931
Image from Wikimedia Commons
Mathew Brady - Public Domain
Sprague, Kate Chase, 1840-1899
Image from Wikimedia Commons
Boissy d'Anglas, François-Antoine, comte de, 1756-1826
Image from Wikimedia Commons
Hale, James Tracy, 1810-1865
Image from Wikimedia Commons
Pelham, John, 1838-1863