Søren Kierkegaard
1803 · Very good
€275
William De Witt Hyde
1935 · Very good
€25
Henri Bergson
1919 · Very good
€35
Frederick Denison Maurice
1878 · Very good
€135
George Santayana
1918 · Very good
€70
Jacob Abbott
1864 · Fair
€40
Alfred North Whitehead
1931 · Fine
€60
John Burnet
1918 · Good
€45
Karl Marx
1853 · Very good
€55
Dasgupta, Surendranath
1935 · Good
€20
George Berkeley, George B Berkeley
1717 · Good
€200
Edmund Husserl
1913 · Good
€45
Rudolf Steiner, Hard Head Publications
1896 · Very good
€95
Arthur Schopenhauer
1868 · Good
€40
Klaas Johan Pen
1935 · Fine · NL
€35
Schwegler, Albert
1864 · Fine
€120
Felix Klein
1926 · Very good
€35
Georgiĭ Valentinovich Plekhanov
1899 · Very good
€145
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
Georg Wilhelm Friedrich Hegel
1813 · Very good
€110
Immanuel Kant
1888 · Very good
€120
Friedrich Engels
1927 · Fair
€40
Friedrich Nietzsche
1911 · Good
€30
Augustin Privat-Deschanel
1903 · Very good
€40
Moses Maimonides
1524 · Fine
€1,725
Maria Edgeworth
1839 · Fine
€205
Arthur Schopenhauer
1844 · Very good
€150
Cicero
1728 · Good
€180
Henrik Ibsen
1913 · Good
€20
Jean-Baptiste de Boyer marquis d'Argens
1740 · Good
€235
Benedictus de Spinoza
1909 · Good
€30
Denison Olmsted
1880 · Very good
€135
Thomas Stanley
1659 · Good
€830
Archibald Edward Gough
1923 · Very good
€105
George Berkeley
1915 · Very good
€50
Plato
1716 · Fine
€370
Eduard Hanslick
1870 · Good
€60
Dominicus Sapma
1635 · Very good · NL
€655
Thomas Henry Huxley
1905 · Good
€70
George Berkeley
1739 · Good
€345
Otto Frederik Müller
1781 · Good · NL
€375
Herbert Spencer
1882 · Very good
€105
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
Jane Haldimand Marcet
1845 · Good
€120
Jane Haldimand Marcet
1820 · Fine
€365
Philipp Woker
1885 · Fair · NL
€100
Sarvepalli Radhakrishnan
1929 · Very good
€95
Agnes Repplier
1894 · Very good
€45
Dionysius Lardner
1875 · Very good
€50
James Barr Walker
1850 · Good
€60
Plato
1917 · Good
€30
Marcellus Emants
1900 · Very good · NL
€25
Marcellus Emants
1904 · Good · NL
€20
William Kingdon Clifford
1887 · Good
€115
Paul Henri Thiry baron d'Holbach
1775 · Good
€365
Multatuli
1878 · Good · NL
€115
Abraham Kuyper
1892 · Very good · NL
€50