A. S. Neill
1935 · Very good
€45
Rudolf Steiner
1898 · Fair
€25
Augustus J. C. Hare, Julius Charles Hare
1838 · Very good
€155
Bādarāyaṇa.
1908 · Good
€70
William Edward Hartpole Lecky
1871 · Fair
€35
Hastings Rashdall
1923 · Very good
€25
James Martineau
1935 · Very good
€80
Madhava
1890 · Good
€110
Godefridus Udemans
1648 · Very good · NL
€1,820
Georg Wilhelm Friedrich Hegel
1897 · Good
€110
William Walker Atkinson, Yogi Ramacharaka
1914 · Good
€40
Alexander Campbell Fraser
1901 · Good
€75
Oliver Wendell Holmes, Sr.
1891 · Good
€115
Henry Adams
1926 · Good
€90
Edwin Hatch
1891 · Good
€50
Śāntideva
1935 · Fair
€40
Vladimir Il’ich Lenin, John Barber
1935 · Very good
€55
Henri Bergson, Nancy Margaret Paul
1902 · Good
€45
Елена Петровна Блаватская
1911 · Good
€50
Paul Henri Thiry baron d'Holbach
1775 · Good
€365
Ernst Bloch
1920 · Very good
€30
Thomas Hobbes
1653 · Good
€630
William James
1917 · Very good
€55
Benedictus de Spinoza, Wolfgang Bartuschat
1896 · Good
€40
David Hume
1762 · Fine
€415
Immanuel Kant
1801 · Good
€95
George Adolphus Jacob
1908 · Very good
€35
Jacob Burckhardt
1935 · Very good
€80
Ernst Cassirer, Claus Rosenkranz
1935 · Good
€25
John Locke
1738 · Good
€265
Johannes Hermanus Gunning
1876 · Very good · NL
€110
Thomas Burnet
1704 · Good
€335
Thomas Whittaker
1907 · Good
€95
Uspenskiĭ Petr Demʹi͡anovich
1935 · Fine
€95
Josiah Royce
1928 · Fine
€125
Søren Kierkegaard
1863 · Fair
€45
Josiah Royce
1898 · Very good
€75
George Berkeley, George B Berkeley
1717 · Good
€200
Edward Caird
1908 · Good
€25
Samuel Taylor Coleridge
1804 · Very good
€100
Rabindranath Tagore
1917 · Very good
€35
Friedrich Engels
1905 · Fine
€80
Philo of Alexandria
1561 · Good
€1,085
Anselm of Canterbury, Anselm
1928 · Fair
€35
Arthur Schopenhauer
1868 · Good
€40
Three Initiates
1928 · Good
€20
Immanuel Kant
1802 · Fair
€55
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Heinrich Cornelius Agrippa von Nettesheim
1535 · Good
€915
Елена Петровна Блаватская
1928 · Good
€40
H. G. Wells
1911 · Very good
€40
Saint Clement of Alexandria
1901 · Very good
€25
Epictetus
1780 · Good
€195
William Walker Atkinson, Yogi Ramacharaka
1908 · Good
€25
Thomas Troward
1922 · Good
€30
Berdoe, Edward
1903 · Very good
€30
Muhammad ibn Abd al-Malik Ibn Tufayl
1751 · Very good
€315
Carl Gustav Jung
1915 · Very good
€25
Charles Alexander Eastman
1935 · Very good
€70
David Hume
1763 · Good
€395