Gottfried Wilhelm Leibniz, Robert Zimmermann
1742 · Very good
€400
Benedictus de Spinoza, Wolfgang Bartuschat
1896 · Good
€40
Rudolf Steiner
1898 · Fair
€25
Adolf von Harnack
1889 · Fair
€40
Benedictus de Spinoza
1909 · Good
€30
Paul Henri Thiry baron d'Holbach
1775 · Good
€365
Aristotle
1603 · Fair
€435
Etienne Bonnot de Condillac, Etienne Bonnot De Condillac
1793 · Good
€765
Marquis de Sade, J. Ed. Sade
1801 · Very good
€390
Arthur, comte de Gobineau
1911 · Fair
€30
René Descartes
1655 · Fine
€1,820
Seneca the Younger
1531 · Fair
€1,440
Thomas Aquinas
1869 · Good
€70
Boileau
1689 · Very good
€1,680
Immanuel Kant
1801 · Good
€95
Jean-Antoine-Nicolas de Caritat marquis de Condorcet
1816 · Good
€270
José Ortega y Gasset
1931 · Very good
€60
Robert Chambers
1852 · Good
€160
Nicolas Malebranche
1693 · Very good
€600
Voltaire
1765 · Fine
€645
Ernst Bloch
1920 · Very good
€30
Clemens Brentano
1894 · Very good
€45
Peter Kropotkin
1903 · Fair
€15
Willem Adriaan van Konijnenburg
1916 · Good · NL
€20
Adriaan Pit
1930 · Good · NL
€25
Parmenides.
1902 · Fair
€35
James Martineau
1935 · Very good
€80
George Santayana, Colin D. Standish
1935 · Good
€55
Francis Bacon
1930 · Fair
€45
Johann Wolfgang von Goethe
1816 · Good
€100
Leonardo da Vinci
1924 · Good
€55
Constantin-François Volney
1796 · Fine
€355
Śāntideva
1935 · Fair
€40
Henri Poincaré, Francis Maitland
1907 · Good
€60
Gilles Deleuze, Gilles Deleuze
1906 · Very good
€25
Maria Montessori
1931 · Good
€110
R. G. Collingwood
1865 · Good
€45
Claude Bernard
1870 · Very good
€130
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Pierre Charron
1609 · Good
€980
Georgiĭ Valentinovich Plekhanov
1899 · Very good
€145
Thomas Burnet
1704 · Good
€335
Francis Bacon
1765 · Very good
€480
Josiah Royce
1935 · Very good
€30
René Descartes
1860 · Fair
€55
Upton Sinclair
1927 · Very good
€75
Johann Gottlieb Fichte
1910 · Very good
€60
Maurice Joly, Veronica S. Jesus
1872 · Good
€65
Eduard Hanslick
1870 · Good
€60
Francis Bacon
1621 · Very good
€1,550
Clive Bell
1924 · Very good
€115
Denis Diderot
1783 · Very good
€515
José Ortega y Gasset
1934 · Good
€70
Maria Edgeworth
1839 · Fine
€205
Maurice Maeterlinck
1906 · Very good
€45
Jesuits.
1606 · Fair
€315
Denis Diderot
1862 · Fine
€270
Jeremy Bentham
1821 · Good
€300
Plotinus
1916 · Good
€75
Johannes Hermanus Gunning
1876 · Very good · NL
€110