Morris Raphael Cohen
1935 · Fine
€35
Ludwig Wittgenstein, Isidoro Reguera Pérez
1935 · Good
€45
Edmund Husserl
1913 · Good
€45
Lewis Carroll
1914 · Very good
€25
Sextus Empiricus.
1887 · Good
€40
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Adriaan Pit
1930 · Good · NL
€25
Lydia Maria Child
1872 · Fair
€25
Ernst Cassirer
1930 · Good
€30
Elias Loomis
1874 · Very good
€50
Clara Erskine Clement Waters
1879 · Good
€50
Auguste Comte
1867 · Fair
€50
Cassius Jackson Keyser
1935 · Good
€50
Ferdinand Wolff
1859 · Good · NL
€40
Joannes Willem Huysinga
1913 · Good · NL
€40
Neale Donald Walsch
1924 · Very good
€25
Freda Dinn
1903 · Very good
€35
E. V. Lucas
1924 · Good
€20
M. J. van Baarda
1915 · Fair · NL
€15
Gaius
1904 · Fair
€40
Annie Salomons
1916 · Good · NL
€30
Arthur Schopenhauer
1868 · Good
€40
Clemens Brentano
1894 · Very good
€45
Lodewijk van Deyssel
1907 · Good · NL
€20
Josiah Royce
1935 · Very good
€30
Plato
1916 · Good
€20
R. G. Collingwood
1929 · Good
€35
Marcellus Emants
1889 · Fair · NL
€40
Bhartr̥hari., Bhartr̥hari
1913 · Fair
€20
Walter Rauschenbusch
1917 · Good
€30
Benedictus de Spinoza
1909 · Good
€30
Jacques Loeb
1918 · Good
€35
Josiah Royce
1914 · Fair
€25
H. Was
1898 · Very good · NL
€50
Frank Thomas Bullen
1935 · Good
€40
Tito Vignoli
1885 · Good
€50
Rabindranath Tagore
1917 · Very good
€35
Benedictus de Spinoza, Wolfgang Bartuschat
1896 · Good
€40
Garrett Putman Serviss
1907 · Fair
€30
Florian Cajori
1907 · Very good
€45
Adolf Engler
1917 · Good
€25
Robert Hooke
1896 · Fair
€35
R. Verdeyen
1931 · Good · NL
€20
Guillaume Groen van Prinsterer
1903 · Fine · NL
€30
Lodewijk van Deyssel
1935 · Fair · NL
€15
Eugen Horn
1900 · Good · NL
€50
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
Roger Eliot Fry
1931 · Very good
€30
Arabella B. Buckley
1887 · Good
€45
Roscoe Pound
1935 · Fair
€45
Елена Петровна Блаватская
1928 · Good
€40
William Walker Atkinson, Yogi Ramacharaka
1914 · Good
€40
J. Haak
1928 · Very good · NL
€30
Edward Sapir
1926 · Good
€40
Annie Salomons
1923 · Very good · NL
€25
Francis Bacon
1930 · Fair
€45
Eliza Burt Gamble
1904 · Very good
€25
Oscar Wilde
1904 · Very good
€30
H. G. Wells
1911 · Very good
€40
A. S. Neill
1935 · Very good
€45