Theodor Gomperz
1933 · Very good
€50
Agnes Repplier
1894 · Very good
€45
Dionysius Lardner
1875 · Very good
€50
Plato
1917 · Good
€30
Marcellus Emants
1900 · Very good · NL
€25
Marcellus Emants
1904 · Good · NL
€20
Abraham Kuyper
1892 · Very good · NL
€50
Friedrich Nietzsche
1933 · Good
€30
Friedrich Nietzsche
1922 · Good
€20
A. S. Neill
1935 · Very good
€45
Елена Петровна Блаватская
1928 · Good
€40
Auguste Comte
1867 · Fair
€50
Rudolf Steiner, Max Gysi
1910 · Very good
€25
Martin Buber
1922 · Good
€45
F. Max Müller
1910 · Very good
€35
Benedictus de Spinoza, Wolfgang Bartuschat
1896 · Good
€40
John Dewey
1923 · Very good
€25
Epictetus
1920 · Good
€20
Grant Allen
1910 · Good
€40
George Edward Moore
1922 · Good
€50
Peter Kropotkin
1910 · Fine
€50
Adam Storey Farrar
1879 · Good
€45
Herbert Spencer
1867 · Good
€45
Jacques Loeb
1918 · Good
€35
Sextus Empiricus.
1887 · Good
€40
Peter Kropotkin
1903 · Fair
€15
Isaac Husik
1923 · Very good
€30
Sir William Osler
1935 · Fair
€20
Augusta de Wit
1932 · Good · NL
€35
William Kingdon Clifford
1914 · Fair
€35
Benjamin Constant Martha
1869 · Good · NL
€40
Edward Caird
1908 · Good
€25
Plato
1916 · Good
€20
Leo Polak
1930 · Very good · NL
€45
Abraham Kuyper
1928 · Very good · NL
€25
Galen, Arthur John Brock
1924 · Very good
€40
Mikhail Aleksandrovich Bakunin
1892 · Good
€35
Frederic William Farrar
1905 · Fine
€35
Abraham Kuyper
1910 · Good · NL
€40
John Dewey
1920 · Very good
€40
Felix Timmermans
1900 · Good · NL
€30
Gilles Deleuze, Gilles Deleuze
1906 · Very good
€25
Martin Andersen Nexø, Steven T. Murray
1909 · Very good
€25
Arthur Schopenhauer
1912 · Good
€30
Three Initiates
1928 · Good
€20
Carl Gustav Jung
1915 · Very good
€25
Will Durant
1919 · Good
€50
Henri Bergson, Nancy Margaret Paul
1902 · Good
€45
Thomas Troward
1922 · Good
€30
F. Max Müller
1914 · Very good
€25
John Dewey
1935 · Good
€30
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Bertrand Russell
1907 · Fair
€45
Carl Gustav Jung
1925 · Very good
€30
Austin, John, John Austin
1896 · Fair
€25
Francis Bacon
1930 · Fair
€45
William Walker Atkinson, Yogi Ramacharaka
1908 · Good
€25
Claude Phillips
1935 · Good
€30
F. Max Müller
1884 · Good
€40
Houston Stewart Chamberlain
1902 · Good
€45