Georg Wilhelm Friedrich Hegel
1872 · Good
€125
William Godwin
1811 · Very good
€170
Rose Macaulay
1923 · Very good
€30
John Henry Newman
1900 · Good
€50
Ralph Waldo Emerson
1803 · Fair
€95
Hügel, Friedrich Freiherr von
1935 · Very good
€55
George Santayana
1904 · Very good
€45
Margery Williams Bianco
1935 · Good
€20
Søren Kierkegaard
1803 · Very good
€275
Austin, John, John Austin
1896 · Fair
€25
Benedetto Croce
1912 · Very good
€25
Auguste Comte
1867 · Fair
€50
George Adolphus Jacob
1908 · Very good
€35
Sadānanda Yogīndra, George Adolphus Jacob
1834 · Good
€225
Elizabeth Sanderson Haldane
1930 · Good
€95
Arthur, comte de Gobineau
1911 · Fair
€30
Paul Eltzbacher
1922 · Very good
€50
Paul Klee
1935 · Very good
€25
Henry Drummond
1835 · Very good
€100
Henry Bernard Cotterill
1913 · Very good
€30
F. Max Müller
1896 · Very good
€70
Arnold J. Toynbee
1935 · Fair
€15
Giordano Bruno, Jorge Gudino
1912 · Fair
€20
Giacomo Leopardi
1921 · Fine
€125
Madhava, Archibald Edward Gough
1887 · Very good
€110
Publius Vergilius Maro, Géza Némethy
1587 · Fine
€1,485
Rudolf Steiner
1932 · Fine
€40
Rudolf Steiner, David W. Wood
1935 · Good
€20
Mulla, Dinshah Fardunji Sir
1926 · Good
€70
William De Witt Hyde
1935 · Very good
€25
Friedrich Nietzsche
1881 · Good
€45
Georg Wilhelm Friedrich Hegel
1813 · Very good
€110
Heinrich Cornelius Agrippa von Nettesheim
1535 · Good
€915
Thomas Cogswell Upham
1835 · Fair
€120
George Berkeley
1739 · Good
€345
William Henry Hadow
1893 · Good
€85
Francisco de Vitoria
1920 · Good
€20
Nikos Kazantzakis
1901 · Good
€25
Philo of Alexandria
1561 · Good
€1,085
Peter Kropotkin
1886 · Very good
€60
Sir William Hamilton, 9th Baronet
1859 · Good
€75
Guimps, Roger de baron
1882 · Fine
€155
H. G. Wells
1912 · Good
€70
Claude Bernard
1870 · Very good
€130
Lucian of Samosata
1553 · Fair
€380
John Burnet
1893 · Good
€35
Francis Bacon
1765 · Very good
€480
William Walker Atkinson, Yogi Ramacharaka
1914 · Good
€40
Plato
1932 · Good
€55
Richard H. Tawney
1935 · Good
€35
John Stuart Mill
1908 · Good
€50
Francisco Ferrer Guardia
1915 · Good
€25
Eduard Zeller
1881 · Very good
€140
Buddhaghosa.
1901 · Very good
€25
Ralph Waldo Emerson
1871 · Very good
€90
William James
1934 · Fair
€65
Muhammad ibn Abd al-Malik Ibn Tufayl
1751 · Very good
€315
Henry St. John Viscount Bolingbroke
1780 · Fine
€1,255
John Bagnell Bury
1925 · Good
€60
Georg Wilhelm Friedrich Hegel
1910 · Very good
€35