Plato
1864 · Good
€100
Plato
1843 · Fair
€60
Aristotle
1811 · Good
€125
Plato
1864 · Very good
€200
Plato
1681 · Good
€770
Georg Wilhelm Friedrich Hegel
1935 · Good
€100
William De Witt Hyde
1935 · Very good
€25
Georg Wilhelm Friedrich Hegel
1847 · Good
€205
Plato
1889 · Good
€60
René Descartes
1655 · Fine
€1,820
Iamblichus, L. Deubner
1746 · Good
€250
Josiah Royce
1903 · Very good
€65
Hegeler Institute
1924 · Fine
€100
Plato
1917 · Good
€30
Three Initiates
1928 · Good
€20
George Santayana
1935 · Very good
€75
Weber, Alfred
1909 · Good
€60
Marcet Mrs
1828 · Good
€155
Aristotle
1590 · Fine
€3,425
Rudolf Steiner, Hard Head Publications
1896 · Very good
€95
Friedrich Hölderlin
1935 · Fair
€20
Georg Wilhelm Friedrich Hegel
1910 · Very good
€35
William James
1931 · Good
€40
Rabindranath Tagore
1935 · Good
€30
Friedrich Fröbel
1913 · Good
€20
Hippocrates
1534 · Fair
€320
Max Scheler
1935 · Good
€20
George Johnston Allman
1879 · Fine
€130
Plato
1846 · Very good
€285
Herbert Spencer
1867 · Good
€45
George Berkeley
1812 · Fair
€185
Alexander Campbell Fraser
1901 · Good
€75
Guimps, Roger de baron
1882 · Fine
€155
George Henry Lewes
1883 · Very good
€65
Rudolf Otto
1929 · Fine
€35
Auguste Comte
1801 · Very good
€250
Immanuel Kant
1802 · Fair
€55
John Cowper Powys
1933 · Very good
€50
Euripides
1820 · Good
€200
Socrates Scholasticus
1739 · Good
€815
Sophocles
1830 · Good
€115
Herbert Spencer
1882 · Very good
€105
Euripides, Euripides
1781 · Very good
€370
Bādarāyaṇa.
1908 · Good
€70
Schwegler, Albert
1864 · Fine
€120
Aristophanes
1789 · Fair
€250
René Descartes
1912 · Very good
€85
Aristophanes
1852 · Good
€105
Erwin Rohde
1913 · Very good
€75
Maria Montessori
1931 · Good
€110
Jean-Antoine-Nicolas de Caritat marquis de Condorcet
1816 · Good
€270
Friedrich Nietzsche
1900 · Very good
€65
Adriaan Pit
1930 · Good · NL
€25
Seneca the Younger
1531 · Fair
€1,440
Upton Sinclair
1927 · Very good
€75
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Madhava, Archibald Edward Gough
1887 · Very good
€110
Friedrich Schiller
1935 · Fair
€20
Constantin-François Volney
1796 · Fine
€355
Leonhard Euler
1805 · Fair
€60