Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
George Boole
1856 · Good
€90
Edouard Goursat
1933 · Very good
€30
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
William Ledley Vosburgh
1918 · Very good
€90
Maximilien Marie
1925 · Fine
€35
Sir William Hamilton, 9th Baronet
1859 · Good
€75
Sextus Empiricus.
1887 · Good
€40
W. W. Rouse Ball, H. S. M. Coxeter
1898 · Fair
€125
William Allen Whitworth
1870 · Very good
€55
Ron Larson
1906 · Good
€45
Henri Poincaré
1906 · Very good
€45
Samuel Colman, Samuel Colman
1935 · Good
€30
Balfour Stewart
1919 · Good
€20
Cassius Jackson Keyser
1935 · Good
€50
Joseph William Richards
1907 · Fair
€45
Edmund Husserl
1913 · Good
€45
Michael Faraday
1874 · Fine
€65
Clemens Brentano
1894 · Very good
€45
Samuel Pierpont Langley
1889 · Good
€45
Ernst Cassirer
1930 · Good
€30
James Joseph Sylvester
1927 · Good
€30
Walter Crum Watson
1917 · Fair
€25
Augustin Privat-Deschanel
1903 · Very good
€40
E. T. Whittaker, Sir William McCrae
1906 · Good
€35
Brooks Adams
1897 · Fine
€190
Amédée Guillemin
1892 · Good
€85
Lotta Jean Bogert
1935 · Fair
€20
James McNeill Whistler
1895 · Good
€120
Edwin A. Burtt
1926 · Very good
€25
Heinrich Durège, George Egbert Fisher
1867 · Good
€60
A. S. Neill
1933 · Good
€90
Arthur Wesley Dow
1935 · Good
€25
Wilmore, Albert.
1921 · Good
€35
Garrett Putman Serviss
1913 · Good
€35
A. Wilmer Duff
1916 · Very good
€65
Henri Bergson
1919 · Very good
€35
Garrett Putman Serviss
1909 · Good
€45
Florian Cajori
1929 · Good
€65
James Clerk Maxwell
1881 · Good
€125
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
John Ruskin
1888 · Fair
€55
Emmanuel Levinas
1935 · Good
€35
Mabel Osgood Wright
1903 · Good
€40
Hermann Weyl
1921 · Very good
€80
I. A. Kapandji
1919 · Very good
€85
Frank Julian
1904 · Good
€60
Aristotle
1882 · Good
€95
Bertrand Russell
1920 · Fair
€40
Mary Whiton Calkins
1910 · Very good
€35
Garrett Putman Serviss
1911 · Fair
€50
Arthur Stanley Eddington
1924 · Good
€35
James Martineau
1935 · Very good
€80
Plato
1916 · Good
€20
Edward William Lucas
1899 · Very good
€55
Gaius
1904 · Fair
€40
Henri Poincaré, Francis Maitland
1907 · Good
€60
Matthew Charteris
1916 · Fine
€80
G. F. Rodwell
1873 · Good
€70