Arthur Cushman McGiffert
1925 · Very good
€90
Walter Rauschenbusch
1929 · Very good
€35
Henry Adams
1926 · Good
€90
Augustus Hopkins Strong
1926 · Good
€30
Windisch, Hans
1926 · Fine · NL
€125
Bavinck, Herman
1925 · Very good · NL
€25
John Henry Blunt
1914 · Good
€60
Émile Durkheim
1915 · Very good
€25
James Martineau
1935 · Very good
€80
H. G. Wells
1911 · Very good
€40
Grant Allen
1910 · Good
€40
Augustin Privat-Deschanel
1903 · Very good
€40
Samuel Muller
1915 · Very good · NL
€80
R. Verdeyen
1931 · Good · NL
€20
G. Charles Aalders
1923 · Good · NL
€75
Tjeerd Oeds Hylkema
1935 · Very good · NL
€50
Abraham Kuyper
1911 · Fine · NL
€30
Teresa of Avila, F. Benedict Zimmerman
1912 · Fine
€60
W. H. R. Rivers
1927 · Good
€30
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
A. S. Neill
1933 · Good
€90
James Freeman Clarke
1919 · Good
€55
Seakle Greijdanus
1935 · Good · NL
€45
J. H. Dünner
1930 · Very good · NL
€50
Thomas Walker Arnold
1918 · Good
€85
Walter Crane
1911 · Very good · NL
€25
Arnold J. Toynbee, D.C Somervell
1901 · Very good
€125
Plato
1916 · Good
€20
Grenville Kleiser
1911 · Very good
€65
Louis Henry Jordan
1922 · Good
€20
Eskelhoff Carsjen Gravemeijer
1902 · Good · NL
€30
Rebecca Crumpler
1905 · Good
€35
Mary Whiton Calkins
1910 · Very good
€35
Eugen Horn
1900 · Good · NL
€50
Parmenides.
1902 · Fair
€35
Emmanuel Levinas
1935 · Good
€35
Erwin Rohde
1902 · Fair
€15
Johann Jakob Bachofen
1907 · Good
€55
Garrett Putman Serviss
1913 · Good
€35
John Dewey
1910 · Fine
€30
Samuel Schoch
1935 · Very good · NL
€55
F. Max Müller
1910 · Very good
€35
Charles George Herbermann, Edward Aloysius Pace
1935 · Fair
€15
I. F. Henderson
1926 · Very good
€40
Alfred Newton
1935 · Good
€75
Hugh Lofting
1920 · Very good
€45
Heraclitus of Ephesus
1918 · Good
€20
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Charles Riborg Mann
1916 · Very good
€35
Cassius Jackson Keyser
1935 · Good
€50
Annie Salomons
1923 · Very good · NL
€25
P. Wijdenes
1932 · Very good · NL
€60
Andrew Lang
1935 · Fine
€110
Jacob Van Beek
1921 · Good · NL
€25
Charles M. Skinner
1900 · Very good
€110
H. G. Wells
1935 · Very good
€40
Harm Bouwman
1916 · Very good · NL
€30
Upton Sinclair
1916 · Very good
€25
Theo van Doesburg
1922 · Fair · NL
€25
E. A. Wallis Budge
1901 · Good
€40