Alfred North Whitehead
1931 · Fine
€60
Adriaan Pit
1930 · Good · NL
€25
Marcus Aurelius
1626 · Very good
€825
Tito Vignoli
1885 · Good
€50
Abraham Tucker
1817 · Good
€135
Josiah Royce
1912 · Very good
€95
Brooks Adams
1888 · Very good
€65
Muir, Robert Sir, R MacSween
1935 · Very good
€80
Thomas Burnet
1704 · Good
€335
Plato
1859 · Good
€80
Plato
1835 · Fine
€145
Clive Bell
1924 · Very good
€115
William Godwin
1811 · Very good
€170
R. G. Collingwood
1929 · Good
€35
Mark Twain
1917 · Fine
€100
Ernst Cassirer, Claus Rosenkranz
1935 · Good
€25
Rudolf Steiner, Max Gysi
1910 · Very good
€25
Ethel Puffer Howes
1905 · Good
€35
Paul Henri Thiry baron d'Holbach
1775 · Good
€365
Karl Marx
1853 · Very good
€55
Epictetus
1780 · Good
€195
John Abercrombie, Jacob Abbott
1832 · Fine
€180
Herbert Edward Read
1657 · Good
€465
Josiah Royce
1898 · Very good
€75
Jean-Baptiste de Boyer marquis d'Argens
1740 · Good
€235
James Anthony Froude
1884 · Fine
€95
Mary Whiton Calkins
1910 · Very good
€35
Arthur M. Schlesinger
1924 · Very good
€45
Benedictus de Spinoza, Wolfgang Bartuschat
1896 · Good
€40
Arnold, Thomas
1845 · Fair
€55
Maurice Joly, Veronica S. Jesus
1872 · Good
€65
Plato
1843 · Fair
€60
Ibn Khaldūn, عبد الرحمن ابن خلدون Abdel Rahman Ibn Khaldun
1863 · Good
€75
Arthur Schopenhauer
1868 · Good
€40
Francis Hutcheson, Wolfgang Leidhold
1725 · Good
€345
Paul Eltzbacher
1922 · Very good
€50
Jean-Antoine-Nicolas de Caritat marquis de Condorcet
1816 · Good
€270
William James, Dr. William James
1820 · Good
€95
Francis Hutcheson, Aaron Garrett
1745 · Good
€515
Dugald Stewart
1815 · Good
€90
Auguste Comte
1930 · Good
€30
John Ray, John Ray
1717 · Very good
€815
George Adolphus Jacob
1908 · Very good
€35
Rose Macaulay
1923 · Very good
€30
Giordano Bruno, L. Williams
1912 · Very good
€110
Frederick Denison Maurice
1878 · Very good
€135
Ralph Waldo Emerson
1893 · Fair
€90
Gilles Deleuze, Gilles Deleuze
1906 · Very good
€25
Robert Flint
1932 · Very good
€40
Henri Bergson, Nancy Margaret Paul
1902 · Good
€45
Bertrand Russell
1904 · Good
€75
Friedrich Nietzsche
1915 · Fair
€25
H. G. Wells
1935 · Very good
€40
Inge, William Ralph
1926 · Fine
€50
René Descartes
1646 · Fair
€1,215
Friedrich Engels
1927 · Fair
€40
Theodor Gomperz
1933 · Very good
€50
John Ruskin
1884 · Very good
€215
F. Max Müller
1914 · Very good
€25
Johann Heinrich Pestalozzi
1833 · Good
€155