George M. Gould
1900 · Fine
€35
Abraham Kuyper
1911 · Fine · NL
€30
F. Matthias Alexander
1935 · Fine
€35
Jan van Leeuwen
1935 · Fine · NL
€45
Guillaume Groen van Prinsterer
1903 · Fine · NL
€30
H. Newell Martin
1903 · Fine
€40
Karl Pearson
1934 · Fine
€30
Arthur van Schendel
1921 · Fine · NL
€35
David Hume
1903 · Fine
€50
Antoni Christiaan Winand Staring
1900 · Fine · NL
€30
E. B. Jamieson
1914 · Fine
€40
Ika A. Thomése
1935 · Fine · NL
€35
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Erwin Madelung
1935 · Fine
€40
Nicolass Muller
1915 · Fine · NL
€35
H. Newell Martin, Ernest Gale Martin
1904 · Fine
€40
Steven S. Zumdahl
1915 · Fine
€45
Ernst Heinrich Philipp August Haeckel
1900 · Fine
€30
Klaas Johan Pen
1935 · Fine · NL
€35
G. H. Hardy, J. G. Leathem
1916 · Fine
€35
Ernest Thompson Seton
1929 · Fine
€35
Carl David Tolmé Runge
1916 · Fine
€50
Morris Raphael Cohen
1935 · Fine
€35
Willem Jan Maria Westerwoudt
1915 · Fine · NL
€40
Rudolf Otto
1929 · Fine
€35
James Martineau
1923 · Fine
€40
Frederick Soddy
1935 · Fine
€30
Leonard Anthony Springer
1915 · Fine · NL
€30
Hilaire Belloc
1929 · Fine
€35
Alexis Thomson
1912 · Fine
€30
John Dewey
1910 · Fine
€30
Charles David Hodgman
1916 · Fine
€45
Jesse Feiring Williams
1924 · Fine
€35
J. Arthur Thomson
1909 · Fine
€45
Pieter Joseph Cruse
1911 · Fine · NL
€30
Walter E. Thirring
1906 · Fine
€40
Peter Kropotkin
1910 · Fine
€50
Maximilien Marie
1925 · Fine
€35
Eduard Strasburger
1935 · Fine
€45
Gilbert Keith Chesterton, Catholic Way Publishing Staff
1913 · Fine
€35
Eduard Strasburger
1924 · Fine
€40
Henri Poincaré
1910 · Fine
€30
Inge, William Ralph
1926 · Fine
€50
Henry Gray F.R.S., Henry Vandyke Carter
1915 · Fine
€50
W. L. van Helten
1935 · Fine · NL
€35
Robert W. Chambers
1925 · Fine
€45
Theodore Shennan
1912 · Fine
€45
John Reed
1932 · Fine
€40
Romain Rolland
1918 · Fine
€50
Maurice Henry Hewlett
1926 · Fine
€45
Paul Claudel, Claudel
1916 · Fine
€50
George Bernard Shaw
1927 · Fine
€30
Howard Roger Garis
1924 · Fine
€30
Antonio Machado
1935 · Fine
€30
Austin M. Patterson
1935 · Fine
€35
Mary Greer Conklin
1923 · Fine
€40
Karel Čapek
1932 · Fine
€30
Carlton C. Curtis
1907 · Fine
€50
Mortimer Menpes, Dorothy Menpes
1901 · Fine
€40
Lewis Beesly, Thomas Baillie Johnston
1928 · Fine
€50