Morris Raphael Cohen
1935 · Fine
€35
Lewis Carroll
1914 · Very good
€25
Ludwig Wittgenstein, Isidoro Reguera Pérez
1935 · Good
€45
Edmund Husserl
1913 · Good
€45
Sextus Empiricus.
1887 · Good
€40
Elias Loomis
1874 · Very good
€50
Adriaan Pit
1930 · Good · NL
€25
Cassius Jackson Keyser
1935 · Good
€50
Ernst Cassirer
1930 · Good
€30
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Josiah Royce
1914 · Fair
€25
Lydia Maria Child
1872 · Fair
€25
Jacques Loeb
1918 · Good
€35
H. G. Wells
1911 · Very good
€40
Josiah Royce
1935 · Very good
€30
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
Walter Rauschenbusch
1917 · Good
€30
Auguste Comte
1867 · Fair
€50
A. S. Neill
1935 · Very good
€45
Neale Donald Walsch
1924 · Very good
€25
Edward Sapir
1926 · Good
€40
Rabindranath Tagore
1917 · Very good
€35
Bernard Boedder
1897 · Fair
€40
Walter Rauschenbusch
1929 · Very good
€35
Joseph Le Conte
1928 · Very good
€30
Herbert E. Cobb
1935 · Very good
€30
S. Laing
1916 · Good
€50
Francis Bacon
1930 · Fair
€45
Florian Cajori
1907 · Very good
€45
William Kingdon Clifford
1914 · Fair
€35
Logan, John Alexander, John Alexander Logan
1919 · Very good
€25
F. Matthias Alexander
1935 · Fine
€35
Roger Eliot Fry
1931 · Very good
€30
Roscoe Pound
1935 · Fair
€45
Bertrand Russell
1920 · Fair
€40
Edwin Checkley
1890 · Good
€50
Jules Bernard Luys
1909 · Good
€25
Samuel Colman, Samuel Colman
1935 · Good
€30
Edward Caird
1908 · Good
€25
Arthur A. Noyes
1935 · Good
€20
Frank Thomas Bullen
1935 · Good
€40
William Henry Bragg
1925 · Fair
€20
Donald Walker
1851 · Fair
€25
Tito Vignoli
1885 · Good
€50
Oscar Wilde
1904 · Very good
€30
F. Max Müller
1914 · Very good
€25
John Caird
1884 · Fair
€25
John Caird
1905 · Very good
€30
Alfred L. Loomis
1877 · Good
€50
Herbert Spencer
1867 · Good
€45
Friedrich Nietzsche
1915 · Fair
€25
Worthington Hooker
1865 · Good
€50
F. Max Müller
1884 · Good
€40
Parmenides.
1902 · Fair
€35
William Dean Howells
1900 · Good
€35
Ferdinand Wolff
1859 · Good · NL
€40
Johann Wolfgang von Goethe
1864 · Good
€40
James Martineau
1923 · Fine
€40
Mary Greer Conklin
1923 · Fine
€40
G. N. Watson
1935 · Good
€20