Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Sextus Empiricus.
1887 · Good
€40
Philip Gengembre Hubert, Philip G., Jr. Hubert
1896 · Good
€110
Augustin Privat-Deschanel
1903 · Very good
€40
James Bonar
1910 · Good
€65
Cassius Jackson Keyser
1935 · Good
€50
Henry Sidgwick
1893 · Good
€95
Grant Allen
1910 · Good
€40
Thomas Henry Huxley
1905 · Good
€70
José Ortega y Gasset
1931 · Very good
€60
George Boole
1856 · Good
€90
William Ledley Vosburgh
1918 · Very good
€90
Clemens Brentano
1894 · Very good
€45
Jacinto Benavente
1920 · Good
€20
James McNeill Whistler
1895 · Good
€120
Clive Bell
1935 · Very good
€120
Friedrich Nietzsche, Marie-Luise Haase
1897 · Good
€75
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
Daniel Webster
1854 · Good
€150
Adam Storey Farrar
1879 · Good
€45
Joseph William Richards
1907 · Fair
€45
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Agnes Repplier
1894 · Very good
€45
Albert Bielschowsky, Theobald Ziegler
1902 · Very good
€25
Thomas Whittaker
1907 · Good
€95
Ron Larson
1906 · Good
€45
George Grote
1871 · Fair
€45
Leander Sylvester Keyser
1907 · Fine
€70
J. W. Mackail
1935 · Good
€50
Frances Stonor Saunders
1933 · Very good
€40
Florian Cajori
1929 · Good
€65
James Jackson Jarves
1879 · Fine
€210
Sir William Hamilton, 9th Baronet
1859 · Good
€75
Balfour Stewart
1919 · Good
€20
Edward Carpenter
1906 · Good
€25
John Stuart Mill
1863 · Very good
€80
Stefan Zweig
1935 · Good
€35
Eduard Hanslick
1870 · Good
€60
Garrett Putman Serviss
1913 · Good
€35
Henri Poincaré, Francis Maitland
1907 · Good
€60
James Anthony Froude
1884 · Fine
€95
Edouard Goursat
1933 · Very good
€30
Samuel Pierpont Langley
1889 · Good
€45
Mabel Osgood Wright
1903 · Good
€40
James Martineau
1935 · Very good
€80
Henry Adams
1926 · Good
€90
John Dewey, john dewey
1935 · Good
€75
Arthur A. Noyes
1935 · Good
€20
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
William Allen Whitworth
1870 · Very good
€55
Vincent L. Milner
1867 · Fair
€30
Heraclitus of Ephesus
1918 · Good
€20
Bruno F. Schneider
1921 · Good
€25
Francisco de Vitoria
1920 · Good
€20
John Ruskin
1888 · Fair
€55
Henri Bergson
1919 · Very good
€35
Gilles Deleuze, Gilles Deleuze
1906 · Very good
€25
Arthur Wesley Dow
1935 · Good
€25
Edwin A. Burtt
1926 · Very good
€25
Emmanuel Levinas
1935 · Good
€35