Edwin Abbott Abbott
1879 · Very good
€75
William James
1919 · Good
€30
Friedrich Schiller
1935 · Fair
€20
Mead, Matthew
1716 · Very good
€465
Frederik van Eeden
1923 · Fair · NL
€25
Theo van Doesburg
1922 · Fair · NL
€25
Gottfried Wilhelm Leibniz
1721 · Good
€460
Friedrich Hölderlin
1935 · Fair
€20
Johann Gottfried Frantz
1874 · Very good · NL
€150
Claude Bernard
1870 · Very good
€130
Philo of Alexandria
1561 · Good
€1,085
Ralph Waldo Emerson
1880 · Good
€60
Pierre Charron
1609 · Good
€980
Plato
1889 · Good
€60
Madhava, Archibald Edward Gough
1887 · Very good
€110
H. G. Wells
1911 · Very good
€40
Michael F. Vermeren
1753 · Good · NL
€360
Jöns Jacob Berzelius
1834 · Good
€90
Voltaire
1776 · Good
€360
Ralph Waldo Emerson
1893 · Fair
€90
Maurice Maeterlinck
1906 · Very good
€45
Frans Verschoren
1913 · Good · NL
€20
Plato
1812 · Fine
€345
G. Groen van Prinsterer
1852 · Very good · NL
€130
Laurids Bruun
1908 · Very good · NL
€105
William James
1931 · Good
€40
Johann Wolfgang von Goethe
1816 · Good
€100
Boileau
1689 · Very good
€1,680
Adolf von Harnack
1889 · Fair
€40
Conrad Busken Huet
1884 · Good · NL
€105
Conrad Busken Huet
1878 · Fine · NL
€90
Conrad Busken Huet
1881 · Fair · NL
€25
Sir Muhammad Iqbal
1913 · Fine
€175
Universität Wien
1887 · Good · NL
€70
Jacob Cornelissen
1894 · Fair · NL
€60
Pemberton, Henry
1754 · Good
€355
Jens Peter Jacobsen
1892 · Good
€45
Carl Benjamin Hermann Rosenberg
1895 · Fair · NL
€30
Herbert Spencer
1894 · Very good
€185
Jacob van Lennep
1890 · Fair · NL
€35
William Paley
1749 · Fine
€530
William David Ross
1935 · Good
€25
James Legge
1927 · Good
€25
Albert Verwey
1916 · Very good · NL
€55
Samuel Smiles
1804 · Very good
€315
Plato
1859 · Good
€80
Abraham Kuyper
1897 · Fair · NL
€30
George Santayana
1920 · Very good
€40
Thomas Aquinas Sister, originally Agnes O'Neil
1934 · Good
€75
Anselm of Canterbury, Anselm
1928 · Fair
€35
Oliver Wendell Holmes, Sr.
1910 · Good
€60
Niccolò Machiavelli
1908 · Good
€30
Tobias Ballot Muller
1916 · Fair · NL
€25
John Locke
1703 · Very good
€310
John Stuart Mill
1870 · Good
€160
Ludwig Wittgenstein, Isidoro Reguera Pérez
1935 · Good
€45
Willem Bilderdijk
1864 · Good · NL
€85
Judah ha-Levi, Ha-Levi Judah
1565 · Fair
€905
Jones, Henry Sir
1906 · Very good
€110
Giordano Bruno, L. Williams
1912 · Very good
€110