Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
P. Wijdenes
1932 · Very good · NL
€60
Ron Larson
1906 · Good
€45
Edouard Goursat
1933 · Very good
€30
Balfour Stewart
1919 · Good
€20
Augustin Privat-Deschanel
1903 · Very good
€40
Emmanuel Levinas
1935 · Good
€35
William Allen Whitworth
1870 · Very good
€55
I. A. Kapandji
1919 · Very good
€85
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Heinrich Durège, George Egbert Fisher
1867 · Good
€60
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
Florian Cajori
1929 · Good
€65
Henri Bergson
1919 · Very good
€35
Grant Allen
1910 · Good
€40
W. W. Rouse Ball, H. S. M. Coxeter
1898 · Fair
€125
Wilmore, Albert.
1921 · Good
€35
Clemens Brentano
1894 · Very good
€45
Edmund Husserl
1913 · Good
€45
William Ledley Vosburgh
1918 · Very good
€90
Sextus Empiricus.
1887 · Good
€40
Routh, Edward John
1920 · Good
€60
Jacob Abbott
1864 · Fair
€40
George Boole
1856 · Good
€90
A. Wilmer Duff
1916 · Very good
€65
Edwin A. Burtt
1926 · Very good
€25
A. S. Neill
1933 · Good
€90
Ernest Albee
1906 · Good
€20
D. Bierens de Haan
1898 · Very good · NL
€90
Joseph William Richards
1907 · Fair
€45
James Martineau
1935 · Very good
€80
Richard Jefferies
1918 · Fair
€15
H. G. Wells
1911 · Very good
€40
C. A. Johns
1870 · Good
€40
Salisbury, Rollin D.
1909 · Fine
€65
Arthur A. Noyes
1935 · Good
€20
Parmenides.
1902 · Fair
€35
Mary Whiton Calkins
1910 · Very good
€35
Cassius Jackson Keyser
1935 · Good
€50
Samuel Colman, Samuel Colman
1935 · Good
€30
John Dewey
1910 · Fine
€30
William Tyler Olcott
1935 · Fair
€15
Agnes Repplier
1894 · Very good
€45
Sir William Hamilton, 9th Baronet
1859 · Good
€75
Arthur Stanley Eddington
1924 · Good
€35
Ernst Cassirer
1930 · Good
€30
Aristotle
1882 · Good
€95
Bertrand Russell
1920 · Fair
€40
Philip B. Hawk, Hawk, Philip Bovier
1920 · Very good
€40
René Descartes
1860 · Fair
€55
E. T. Whittaker, Sir William McCrae
1906 · Good
€35
Michael Faraday
1874 · Fine
€65
Alfred Payson Gage
1891 · Fair
€85
H. Newell Martin
1908 · Very good
€35
O. Charnock Bradley
1922 · Fair
€55
Henry Adams
1926 · Good
€90
G. F. Rodwell
1873 · Good
€70
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
Garrett Putman Serviss
1913 · Good
€35
Jean Louis Rodolphe Agassiz
1855 · Fine
€150