Thomas Whittaker
1907 · Good
€95
Jacob Burckhardt
1935 · Very good
€80
Clive Bell
1924 · Very good
€115
Giacomo Leopardi
1921 · Fine
€125
Theodor Gomperz
1933 · Very good
€50
Saint Clement of Alexandria
1901 · Very good
€25
Adriaan Pit
1930 · Good · NL
€25
William Wordsworth, Nowell C. Smith
1925 · Good
€25
Giordano Bruno, L. Williams
1912 · Very good
€110
Ernst Cassirer, Claus Rosenkranz
1935 · Good
€25
Śāntideva
1935 · Fair
€40
Plotinus
1916 · Good
€75
Arthur Schopenhauer
1902 · Fair
€20
A. S. Neill
1933 · Good
€90
Carl Gustav Jung
1915 · Very good
€25
Rudolf Steiner
1932 · Fine
€40
George Santayana, Colin D. Standish
1935 · Good
€55
Heraclitus of Ephesus
1918 · Good
€20
Nikos Kazantzakis
1901 · Good
€25
Maurice Maeterlinck
1935 · Good
€40
Walter Crane
1911 · Very good · NL
€25
Leonardo da Vinci
1924 · Good
€55
Peter Kropotkin
1903 · Fair
€15
David Duncan
1904 · Good
€70
Oliver Wendell Holmes, Sr.
1910 · Good
€60
Henri Bergson, Nancy Margaret Paul
1902 · Good
€45
Parmenides.
1902 · Fair
€35
Sir William Osler
1935 · Fair
€20
Seneca the Younger
1909 · Very good
€60
Francis Bacon
1930 · Fair
€45
Ernst Bloch
1920 · Very good
€30
A. S. Neill
1935 · Very good
€45
Arthur Schopenhauer
1912 · Good
€30
Josiah Royce
1912 · Very good
€95
R. G. Collingwood
1929 · Good
€35
Rabindranath Tagore
1917 · Very good
€35
John Edwin Sandys, Sir
1932 · Very good
€25
William Walker Atkinson, Yogi Ramacharaka
1908 · Good
€25
Charles William Eliot, Πλάτων
1911 · Good
€20
Gilles Deleuze, Gilles Deleuze
1906 · Very good
€25
Rudolf Steiner, Max Gysi
1910 · Very good
€25
Willem Adriaan van Konijnenburg
1916 · Good · NL
€20
William Walker Atkinson, Yogi Ramacharaka
1914 · Good
€40
Paul Klee
1935 · Very good
€25
Henry Bernard Cotterill
1913 · Very good
€30
Maurice Maeterlinck
1906 · Very good
€45
Anselm of Canterbury, Anselm
1928 · Fair
€35
José Ortega y Gasset
1934 · Good
€70
Jacques Maritain
1935 · Good
€115
Wilhelm Liebknecht, Ernest Untermann
1924 · Very good
€80
Roger Eliot Fry
1921 · Fair
€55
Uspenskiĭ Petr Demʹi͡anovich
1935 · Fine
€95
José Ortega y Gasset
1931 · Very good
€60
Лев Толстой
1908 · Very good
€50
Edward Sapir
1926 · Good
€40
Library of Congress. Subject Cataloging Division.
1935 · Good
€70
Thomas Troward
1922 · Good
€30
John Cowper Powys
1933 · Very good
€50
Morris Raphael Cohen
1935 · Fine
€35
Plato
1917 · Good
€30