Edwin A. Burtt
1926 · Very good
€25
Henri Bergson
1919 · Very good
€35
Mary Whiton Calkins
1910 · Very good
€35
Florian Cajori
1929 · Good
€65
Parmenides.
1902 · Fair
€35
Matthew Charteris
1916 · Fine
€80
Stephen Walter Ranson
1933 · Very good
€40
Augustin Privat-Deschanel
1903 · Very good
€40
Charles Riborg Mann
1916 · Very good
€35
Cassius Jackson Keyser
1935 · Good
€50
Franz Kafka
1921 · Good
€60
H. G. Wells
1911 · Very good
€40
Balfour Stewart
1919 · Good
€20
James Martineau
1935 · Very good
€80
Henri Poincaré, Francis Maitland
1907 · Good
€60
Grant Allen
1910 · Good
€40
Hugh S. Taylor
1933 · Good
€55
Wilmore, Albert.
1921 · Good
€35
A. Wilmer Duff
1916 · Very good
€65
Erwin Rohde
1902 · Fair
€15
Rudolf Steiner, Max Gysi
1910 · Very good
€25
I. A. Kapandji
1919 · Very good
€85
F. Max Müller
1910 · Very good
€35
Patrick Geddes
1903 · Good
€70
Samuel Colman, Samuel Colman
1935 · Good
€30
J. J. Graham Brown
1901 · Very good
€50
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Le Roy Lewis
1914 · Good
€20
H. Newell Martin
1908 · Very good
€35
E. T. Whittaker, Sir William McCrae
1906 · Good
€35
Thomas Aquinas Sister, originally Agnes O'Neil
1934 · Good
€75
Routh, Edward John
1920 · Good
€60
Muir, Robert Sir, R MacSween
1935 · Very good
€80
Mahaffy, John Pentland Sir
1918 · Good
€50
H. Newell Martin
1903 · Fine
€40
Hermann Weyl
1921 · Very good
€80
John Dewey
1935 · Good
€30
Garrett Putman Serviss
1909 · Good
€45
Philip B. Hawk, Hawk, Philip Bovier
1920 · Very good
€40
Ron Larson
1906 · Good
€45
John Dewey
1910 · Fine
€30
Heraclitus of Ephesus
1918 · Good
€20
Richard C. Cabot
1908 · Good
€40
Ernest Albee
1906 · Good
€20
Emmanuel Levinas
1935 · Good
€35
Joseph William Richards
1907 · Fair
€45
Edward Carpenter
1906 · Good
€25
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
Garrett Putman Serviss
1913 · Good
€35
George Adolphus Jacob
1908 · Very good
€35
Josiah Royce
1902 · Very good
€30
Peter Kropotkin
1925 · Very good
€35
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
Salisbury, Rollin D.
1909 · Fine
€65
Henry Adams
1926 · Good
€90
Arthur A. Noyes
1935 · Good
€20
Stefan Zweig
1935 · Good
€35
Alfred North Whitehead
1931 · Fine
€60
Maximilien Marie
1925 · Fine
€35
H. G. Wells
1935 · Very good
€40