Image from Wikimedia Commons
bildsymbol123 - Public Domain
unknown - Public Domain
summonedbyfells - CC BY 2.0
http://faculty.frostburg.edu/mbradley/psyography/edwardtolman.html -
Sroeben - CC BY-SA 3.0
Terri Hodges - CC BY 2.0
AxelHH - CC BY 3.0
Ctruongngoc -
B. D. Maxham - Public Domain
Peter_Ellis - CC BY-SA 3.0
Image from Wikimedia Commons
Val, Philippe
Image from Wikimedia Commons
Lesdiguiéres, François de Bonne, duc de, 1543-1626
Image from Wikimedia Commons
Aus der Ohe, Adele
Image from Wikimedia Commons
Caskie, John Samuels, 1821-1869
Image from Wikimedia Commons
Hughes, Barnard, 1915-2006
Image from Wikimedia Commons
Moore, Daniel Killian, 1906-1986
Image from Wikimedia Commons
Gibson, William, 1948-....
Image from Wikimedia Commons
Heym, Stefan, 1913-2001
Image from Wikimedia Commons
bildsymbol123 - Public Domain
Rehkemper, Heinrich
Image from Wikimedia Commons
unknown - Public Domain
Renouvier, Charles, 1815-1903
Image from Wikimedia Commons
summonedbyfells - CC BY 2.0
Tomalin, Claire
Image from Wikimedia Commons
Witt, John George, 1836-1906
Image from Wikimedia Commons
http://faculty.frostburg.edu/mbradley/psyography/edwardtolman.html -
Tolman, Edward Chace, 1886-1959
Image from Wikimedia Commons
Burgos, Javier de 1778-1848
Image from Wikimedia Commons
Cramer, Franz, 1772-1848
Image from Wikimedia Commons
Rolle, Henry, 1589?-1656
Image from Wikimedia Commons
Ferris, Woodbridge N., 1853-1928
Image from Wikimedia Commons
unknown - Public Domain
Jaruzelski, W. (Wojciech)
Image from Wikimedia Commons
Révoil, Pierre, 1776-1842
Image from Wikimedia Commons
Sroeben - CC BY-SA 3.0
Fleischer, Charles
Image from Wikimedia Commons
Terri Hodges - CC BY 2.0
Lee, Jim, 1964-....
Image from Wikimedia Commons
Polignac, Camille de, 1832-
Image from Wikimedia Commons
unknown - Public Domain
Huntington, Ellsworth, 1876-1947
Image from Wikimedia Commons
Watson, Richard, 1781-1833
Image from Wikimedia Commons
AxelHH - CC BY 3.0
Hengelbrock, Thomas
Image from Wikimedia Commons
unknown - Public Domain
Fiske, Jennie McGraw, 1840-1881
Image from Wikimedia Commons
Ctruongngoc -
Detrez, Conrad
Image from Wikimedia Commons
Biber, Heinrich Ignaz Franz, 1644-1704
Image from Wikimedia Commons
B. D. Maxham - Public Domain
Thoreau, Henry David, 1817-1862
Image from Wikimedia Commons
Peter_Ellis - CC BY-SA 3.0
Nicholls, Doug, 1906-1988