Carl David Tolmé Runge
1916 · Fine
€50
Abraham Kuyper
1911 · Fine · NL
€30
Arthur van Schendel
1921 · Fine · NL
€35
Antoni Christiaan Winand Staring
1900 · Fine · NL
€30
Nicolass Muller
1915 · Fine · NL
€35
Klaas Johan Pen
1935 · Fine · NL
€35
Alfred Russel Wallace
1935 · Fine
€35
G. H. Hardy, J. G. Leathem
1916 · Fine
€35
John Dewey
1910 · Fine
€30
Guillaume Groen van Prinsterer
1903 · Fine · NL
€30
F. Matthias Alexander
1935 · Fine
€35
Erwin Madelung
1935 · Fine
€40
Pieter Joseph Cruse
1911 · Fine · NL
€30
Gilbert Keith Chesterton, Catholic Way Publishing Staff
1913 · Fine
€35
Hilaire Belloc
1929 · Fine
€35
Ernst Heinrich Philipp August Haeckel
1900 · Fine
€30
H. Newell Martin
1903 · Fine
€40
Karl Pearson
1934 · Fine
€30
Rudyard Kipling
1919 · Fine
€35
Alfred North Whitehead
1930 · Fine
€40
James Martineau
1923 · Fine
€40
Morris Raphael Cohen
1935 · Fine
€35
H. Newell Martin, Ernest Gale Martin
1904 · Fine
€40
Wood, Robert Williams
1919 · Fine
€40
H. G. Wells
1919 · Fine
€35
Eduard Strasburger
1935 · Fine
€45
Ika A. Thomése
1935 · Fine · NL
€35
Peter Lund Simmonds, Simmonds P. L. (Peter Lund)
1923 · Fine
€50
Jesse Feiring Williams
1924 · Fine
€35
George Bernard Shaw
1927 · Fine
€30
Frederick Soddy
1935 · Fine
€30
J. Arthur Thomson
1909 · Fine
€45
George M. Gould
1900 · Fine
€35
Hezekiah Butterworth
1908 · Fine
€30
Richard Harding Davis
1909 · Fine
€30
Walter E. Thirring
1906 · Fine
€40
Romain Rolland
1918 · Fine
€50
Henry Sinclair Hall, Samuel R. Knight
1904 · Fine
€30
Rudyard Kipling
1907 · Fine
€40
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Karel Čapek
1932 · Fine
€30
Leonard Anthony Springer
1915 · Fine · NL
€30
Theodore Shennan
1912 · Fine
€45
Willem Jan Maria Westerwoudt
1915 · Fine · NL
€40
Ernest Thompson Seton
1929 · Fine
€35
W. L. van Helten
1935 · Fine · NL
€35
Charles David Hodgman
1916 · Fine
€45
Mary Shelley
1935 · Fine
€40
Henry Gray F.R.S., Henry Vandyke Carter
1915 · Fine
€50
J. M. Barrie
1921 · Fine
€30
Jan van Leeuwen
1935 · Fine · NL
€45
Eduard Strasburger
1924 · Fine
€40
May Sinclair
1935 · Fine
€30
George Washington Carey, Inez E. Perry
1914 · Fine
€30
Rudolf Otto
1929 · Fine
€35
William Dean Howells
1924 · Fine
€30
Rudyard Kipling
1920 · Fine
€40
John Willis Clark
1918 · Fine
€50
E. B. Jamieson
1914 · Fine
€40
John Reed
1932 · Fine
€40