Johannes Hermanus Gunning
1876 · Very good · NL
€110
Ernst Bloch
1920 · Very good
€30
Eduard Zeller
1881 · Very good
€140
Friedrich Engels
1905 · Fine
€80
Rudolf Steiner
1932 · Fine
€40
Eduard Zeller
1912 · Very good
€55
Lawrence Sklar
1911 · Very good
€30
William Kelley Wright
1923 · Very good
€75
Jacques Maritain
1921 · Very good
€45
Johann Gottlieb Fichte
1910 · Very good
€60
Joseph B. Mayor
1886 · Very good
€70
Benedictus de Spinoza
1899 · Very good
€50
R. G. Collingwood
1927 · Very good
€35
Josiah Royce
1935 · Very good
€30
Hastings Rashdall
1923 · Very good
€25
Frederick Charles Copleston
1910 · Very good
€40
John Caird
1905 · Very good
€30
Salomon Munk, S. (Salomon) Munk
1857 · Very good
€55
Søren Kierkegaard, Bruce H. Kirmmse
1877 · Fine
€215
Joannes Vincentius Groot
1925 · Very good · NL
€35
Eduard von Hartmann
1883 · Fine
€130
Hügel, Friedrich Freiherr von
1935 · Very good
€55
Jacob Burckhardt
1935 · Very good
€80
William Thomson Kelvin, Peter Guthrie Tait
1884 · Very good
€115
Josiah Royce
1898 · Very good
€75
Bertrand Russell
1932 · Very good
€90
Josiah Royce
1928 · Fine
€125
Aristotle
1893 · Fine
€175
Georg Simmel, Georg Simmel
1907 · Very good
€135
Frederick Denison Maurice
1878 · Very good
€135
Karl Marx
1853 · Very good
€55
Klaas Johan Pen
1935 · Fine · NL
€35
Felix Klein
1926 · Very good
€35
Georgiĭ Valentinovich Plekhanov
1899 · Very good
€145
Immanuel Kant
1888 · Very good
€120
Denison Olmsted
1880 · Very good
€135
Archibald Edward Gough
1923 · Very good
€105
George Berkeley
1915 · Very good
€50
Jacob Abbott
1862 · Very good
€115
Rabindranath Tagore
1917 · Very good
€35
John Frederick William Herschel, George Foster
1864 · Very good
€85
Theodor Gomperz
1933 · Very good
€50
Sarvepalli Radhakrishnan
1929 · Very good
€95
Dionysius Lardner
1875 · Very good
€50
Jean Calvin
1894 · Very good · NL
€110
Marcellus Emants
1889 · Very good · NL
€165
F. Max Müller
1896 · Very good
€70
John Dewey
1923 · Very good
€25
Richard Maurice Bucke
1935 · Very good
€85
Isaac Husik
1923 · Very good
€30
Hugo Leonard von Gutzeit
1887 · Very good · NL
€85
Leo Polak
1930 · Very good · NL
€45
Jan Valckenier Suringar
1935 · Very good · NL
€95
Abraham Kuyper
1928 · Very good · NL
€25
Galen, Arthur John Brock
1924 · Very good
€40
Frederic William Farrar
1905 · Fine
€35
Seneca the Younger
1909 · Very good
€60
Mark Twain
1919 · Fine
€65
Willem Kloos
1902 · Very good · NL
€65
John Fiske
1894 · Very good
€60