Plato
1916 · Good
€20
Plato
1864 · Good
€100
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Plato
1843 · Fair
€60
Friedrich Engels
1905 · Fine
€80
José Ortega y Gasset
1934 · Good
€70
Holger Mosbech
1935 · Fair · NL
€20
Plato
1716 · Fine
€370
Paul Carus
1893 · Good
€95
Plato
1835 · Fine
€145
Aulnis de Bourouill, Johan baron d'
1880 · Fair · NL
€35
Albert Einstein, G. B. Jeffery
1926 · Fair
€25
Johann Georg Zimmermann
1799 · Good
€560
Abraham Kuyper
1892 · Very good · NL
€50
Clemens Brentano
1894 · Very good
€45
Willem Adriaan van Konijnenburg
1916 · Good · NL
€20
Klikspaan
1935 · Fair · NL
€35
Amédée Guillemin
1873 · Good
€95
R. J. W. Rudolph
1917 · Fair · NL
€25
Plato
1932 · Good
€55
Cyriel Buysse
1926 · Fine · NL
€140
F. Max Müller
1896 · Very good
€70
René Descartes
1655 · Fine
€1,820
Benedictus de Spinoza, Wolfgang Bartuschat
1896 · Good
€40
Thomas Aquinas
1869 · Good
€70
Mircea Eliade
1923 · Fair
€50
Johann Gottlieb Fichte
1910 · Very good
€60
Eugen Horn
1900 · Good · NL
€50
Πλάτων
1848 · Good
€75
Bertrand Russell
1932 · Very good
€90
Johannes Hermanus Gunning
1876 · Very good · NL
€110
Maximilien Marie
1925 · Fine
€35
Plato
1917 · Good
€30
Willem Leonard Mahne
1816 · Good · NL
€200
Galileo Galilei
1664 · Very good
€2,345
Josiah Royce
1928 · Fine
€125
Louis Couperus
1904 · Good · NL
€30
Benedictus de Spinoza
1909 · Good
€30
Hegeler Institute
1924 · Fine
€100
Frederik Carel Gerretson
1927 · Good · NL
€70
Plato
1812 · Fair
€95
Marcellus Emants
1900 · Very good · NL
€25
Marcellus Emants
1904 · Good · NL
€20
Georgiĭ Valentinovich Plekhanov
1899 · Very good
€145
Jacques Rohault
1674 · Fair
€520
Aristotle
1603 · Fair
€435
Epictetus
1920 · Good
€20
Wang, Chong
1812 · Good
€95
Yogananda Paramahansa
1931 · Fine
€125
Grant Allen
1910 · Good
€40
Salomon Munk, S. (Salomon) Munk
1857 · Very good
€55
Plotinus
1916 · Good
€75
Reinhart Dozy
1880 · Good · NL
€135
Multatuli
1878 · Good · NL
€115
R. G. Collingwood
1865 · Good
€45
John Cowper Powys
1933 · Very good
€50
Johann Heinrich Pestalozzi
1833 · Good
€155
Benjamin Constant Martha
1869 · Good · NL
€40
L. E. J. Brouwer
1909 · Good · NL
€60
Ferdinand Domela Nieuwenhuis
1904 · Fair · NL
€45