Edwin A. Burtt
1926 · Very good
€25
Edwin A. Burtt
1927 · Good
€40
Henri Bergson
1919 · Very good
€35
Mary Whiton Calkins
1910 · Very good
€35
F. Matthias Alexander
1935 · Fine
€35
Bertrand Russell
1907 · Fair
€45
F. H. Bradley
1905 · Good
€30
Sir Muhammad Iqbal
1913 · Fine
€175
Hans R. Pruppacher, J.D. Klett
1904 · Very good
€120
William C. McC Lewis
1935 · Good
€30
John Elof Boodin
1935 · Fair
€15
Florian Cajori
1929 · Good
€65
George Bernard Shaw
1935 · Very good
€25
Erwin Madelung
1935 · Fine
€40
Epictetus
1920 · Good
€20
Jacques Loeb
1918 · Good
€35
Lawrence Sklar
1911 · Very good
€30
Parmenides.
1902 · Fair
€35
William Kingdon Clifford
1914 · Fair
€35
William Henry Bragg
1925 · Fair
€20
J. G. Leathem
1919 · Fair
€15
Ernst Cassirer, Claus Rosenkranz
1935 · Good
€25
McDougall, William
1917 · Fine
€100
Herbert E. Cobb
1935 · Very good
€30
Richard Courant
1927 · Good
€35
Elie Metchnikoff
1903 · Very good
€35
Thomas Troward
1922 · Good
€30
Thomas Henry Huxley
1901 · Good
€35
Bertrand Russell
1916 · Good
€80
Henri Poincaré, J. McKeen Cattell
1915 · Good
€50
Matthew Charteris
1916 · Fine
€80
Bertrand Russell
1932 · Very good
€90
Jules Bernard Luys
1909 · Good
€25
Stephen Walter Ranson
1933 · Very good
€40
Augustin Privat-Deschanel
1903 · Very good
€40
Charles Riborg Mann
1916 · Very good
€35
William Samuel Sadler
1915 · Very good
€25
R. Fletcher
1922 · Good
€20
Cassius Jackson Keyser
1935 · Good
€50
William Kelley Wright
1923 · Very good
€75
Langdon-Brown, Walter Sir
1909 · Good
€40
Thomas Henry Huxley
1904 · Good
€35
William Cecil Dampier
1930 · Very good
€60
John Cowper Powys
1933 · Very good
€50
Franz Kafka
1921 · Good
€60
H. G. Wells
1911 · Very good
€40
Francis Bacon
1930 · Fair
€45
Ernst Bloch
1920 · Very good
€30
Rabindranath Tagore
1917 · Very good
€35
Eduard Zeller
1912 · Very good
€55
James Dunlop Lickley
1913 · Good
€35
Balfour Stewart
1919 · Good
€20
Walter E. Thirring
1906 · Fine
€40
James Martineau
1935 · Very good
€80
Moritz Schlick
1928 · Good
€55
Yogananda Paramahansa
1931 · Fine
€125
George Santayana, Colin D. Standish
1935 · Good
€55
Paul Drude
1919 · Fine
€160
Bertrand Russell
1935 · Good
€85
Henri Poincaré, Francis Maitland
1907 · Good
€60