Martin Klopstock
1911 · Good
€35
William Kingdon Clifford
1914 · Fair
€35
Auguste Comte
1867 · Fair
€50
Eugène Pittard
1926 · Good
€20
Friedrich Fröbel
1913 · Good
€20
Max Scheler
1935 · Good
€20
Elsdon Best
1935 · Good
€20
Alexander Jamieson
1853 · Very good
€45
Adolf Engler
1917 · Good
€25
John Dewey
1901 · Good
€45
John Cowper Powys
1933 · Very good
€50
Roger Eliot Fry
1931 · Very good
€30
Frederick Soddy
1935 · Fine
€30
Morris Raphael Cohen
1935 · Fine
€35
Carlton C. Curtis
1907 · Fine
€50
Walter W. Bryant
1907 · Good
€25
Percival Lowell
1907 · Very good
€25
Thomas Henry Huxley
1889 · Fair
€30
John Couch Adams, J. W. L. Glaisher
1903 · Good
€30
Carl Gustav Jung
1915 · Very good
€25
Ralph W. G. Wyckoff
1935 · Very good
€30
Nathaniel Southgate Shaler
1915 · Fair
€30
W. R. Tymms, Matthew Digby Wyatt
1872 · Very good
€50
Herbert Spencer
1867 · Good
€45
Thorstein Veblen, Teichgraeber, Richard F., III
1932 · Good
€20
Freda Dinn
1903 · Very good
€35
Joseph Le Conte
1928 · Very good
€30
William James
1931 · Good
€40
Albert Einstein, G. B. Jeffery
1926 · Fair
€25
A. S. Neill
1935 · Very good
€45
Henry Watts
1893 · Good
€35
Peter Willem Hendrik Truyen
1901 · Fair · NL
€15
Plato
1917 · Good
€30
F. W. van Wijk
1935 · Good · NL
€30
Claude Irwin Palmer
1912 · Good
€20
Miller, William J.
1935 · Fair
€20
Charles Fort
1933 · Fair
€35
Worthington Hooker
1906 · Very good
€30
Heinrich Spoerl
1935 · Fair · NL
€25
Christiaan Lodewijk Houthuysen
1930 · Good · NL
€30
Josiah Parsons Cooke Jr.
1890 · Good
€45
R. Fletcher
1922 · Good
€20
G. N. Watson
1935 · Good
€20
J. H. Van Zanten
1928 · Good · NL
€35
J. Reynolds Green
1916 · Fair
€20
Frank Hall Thorp
1906 · Good
€25
Hartmann, Sadakichi
1929 · Good
€20
Carl Gobée
1861 · Very good · NL
€45
Rabindranath Tagore
1935 · Good
€30
Bernard Boedder
1897 · Fair
€40
Silvanus Phillips Thompson
1935 · Very good
€35
Søren Kierkegaard
1863 · Fair
€45
Samuel O. L. Potter
1910 · Good
€30
Alpheus S. Packard
1904 · Good
€25
Thomas Troward
1922 · Good
€30
Hilaire Belloc
1929 · Fine
€35
Edward Westermarck
1917 · Very good
€45
George Arthur Piersol, Thomas Dwight
1915 · Good
€45
Catherine Parr Traill, Elizabeth Thompson
1908 · Fair
€20
Petrus Johannes Blok
1914 · Good · NL
€40