Eduard Zeller
1912 · Very good
€55
Jacques Maritain
1921 · Very good
€45
John Caird
1884 · Fair
€25
John Caird
1905 · Very good
€30
Hermann Lotze
1917 · Good
€50
R. G. Collingwood
1927 · Very good
€35
Paul Carus
1893 · Good
€95
Willem Adriaan van Konijnenburg
1916 · Good · NL
€20
Johannes Hermanus Gunning
1876 · Very good · NL
€110
Lawrence Sklar
1911 · Very good
€30
Friedrich Fröbel
1919 · Good
€20
Friedrich Nietzsche
1911 · Good
€30
H. L. Mencken
1910 · Good
€110
Hastings Rashdall
1923 · Very good
€25
Josiah Royce
1935 · Very good
€30
George Santayana, Colin D. Standish
1935 · Good
€55
Aristotle
1893 · Fine
€175
Thomas Hill Green
1886 · Good
€160
R. H Woltjer
1935 · Good · NL
€25
L. E. J. Brouwer
1909 · Good · NL
€60
Alfred Weber, Frank Thilly
1902 · Good
€20
Edmund Husserl, F. Kersten
1931 · Fair
€20
Friedrich Nietzsche
1915 · Fair
€25
John Burnet
1893 · Good
€35
William Kelley Wright
1923 · Very good
€75
Ernst Bloch
1920 · Very good
€30
Josiah Royce
1898 · Very good
€75
George Edward Moore
1922 · Good
€50
Johann Gottlieb Fichte
1910 · Very good
€60
Jacques Loeb
1918 · Good
€35
Denison Olmsted
1880 · Very good
€135
Bertrand Russell
1932 · Very good
€90
Joseph B. Mayor
1886 · Very good
€70
Leo Polak
1930 · Very good · NL
€45
Dasgupta, Surendranath
1935 · Good
€20
Ernst Cassirer, Claus Rosenkranz
1935 · Good
€25
Bertrand Russell
1916 · Good
€80
Friedrich Engels
1905 · Fine
€80
Salomon Munk, S. (Salomon) Munk
1857 · Very good
€55
A. Privat-Deschanel
1889 · Good
€55
A. Privat-Deschanel
1875 · Very good
€80
Josiah Royce
1928 · Fine
€125
F. Max Müller
1896 · Very good
€70
John Burnet
1918 · Good
€45
Jean Calvin
1894 · Very good · NL
€110
Rudolf Steiner
1898 · Fair
€25
Eduard Zeller
1881 · Very good
€140
Georg Simmel, Georg Simmel
1907 · Very good
€135
Thomas Aquinas
1869 · Good
€70
Multatuli
1878 · Good · NL
€115
Frederick Charles Copleston
1910 · Very good
€40
Karl Marx
1853 · Very good
€55
Richard Maurice Bucke
1935 · Very good
€85
Will Durant
1919 · Good
€50
E. F. B. Fell
1909 · Good
€75
Dionysius Lardner
1875 · Very good
€50
Sir William Osler
1916 · Good
€85
Benedictus de Spinoza
1899 · Very good
€50
F. Max Müller
1905 · Very good
€30
Maurice Maeterlinck
1906 · Very good
€45