René Descartes
1655 · Fine
€1,820
Josiah Royce
1903 · Very good
€65
Adriaan Pit
1930 · Good · NL
€25
Rudolf Otto
1929 · Fine
€35
Friedrich Fröbel
1913 · Good
€20
Weber, Alfred
1909 · Good
€60
Immanuel Kant
1802 · Fair
€55
Max Scheler
1935 · Good
€20
Alexander Campbell Fraser
1901 · Good
€75
Schwegler, Albert
1864 · Fine
€120
Rabindranath Tagore
1935 · Good
€30
Immanuel Kant, Alain Renaut
1807 · Very good
€330
William De Witt Hyde
1935 · Very good
€25
René Descartes
1912 · Very good
€85
John Cowper Powys
1933 · Very good
€50
Auguste Comte
1867 · Fair
€50
Marcet Mrs
1828 · Good
€155
A. S. Neill
1935 · Very good
€45
Herbert Spencer
1882 · Very good
€105
Friedrich Schiller
1935 · Fair
€20
Constantin-François Volney
1796 · Fine
€355
Stephan Körner
1799 · Very good
€280
Three Initiates
1928 · Good
€20
Immanuel Kant
1817 · Good
€80
Georg Wilhelm Friedrich Hegel
1935 · Good
€100
Yogananda Paramahansa
1931 · Fine
€125
Herbert Spencer
1867 · Good
€45
Colin MacLaurin
1753 · Very good
€835
Upton Sinclair
1927 · Very good
€75
Auguste Comte
1801 · Very good
€250
Friedrich Nietzsche
1900 · Very good
€65
William Kingdon Clifford
1914 · Fair
€35
Immanuel Kant, Kant
1816 · Very good
€155
Francis Bacon
1765 · Very good
€480
Adam Smith
1798 · Very good
€500
Hegeler Institute
1924 · Fine
€100
Plato
1864 · Good
€100
George Santayana
1935 · Very good
€75
Rudolf Steiner, Hard Head Publications
1896 · Very good
€95
Iamblichus, L. Deubner
1746 · Good
€250
William James
1931 · Good
€40
Inge, William Ralph
1926 · Fine
€50
Willem Bilderdijk
1865 · Good · NL
€125
Morris Raphael Cohen
1935 · Fine
€35
Søren Kierkegaard
1863 · Fair
€45
Reinhart Dozy
1880 · Good · NL
€135
Plato
1889 · Good
€60
Maria Montessori
1931 · Good
€110
Clive Bell
1924 · Very good
€115
Plato
1843 · Fair
€60
Smellie, William
1791 · Good
€265
Friedrich Schleiermacher
1827 · Very good
€225
Leonhard Euler
1805 · Fair
€60
F. Pijper
1915 · Very good · NL
€40
David Hume
1762 · Fine
€415
Aristotle
1811 · Good
€125
Plato
1917 · Good
€30
Denison Olmsted
1868 · Good
€60
Ralph Waldo Emerson
1893 · Fair
€90
Edmund Law
1746 · Very good
€565