J. Arthur Thomson
1909 · Fine
€45
Jean-Jacques Rousseau
1927 · Fine
€30
E. B. Jamieson
1914 · Fine
€40
Carlton C. Curtis
1907 · Fine
€50
Theodore Shennan
1912 · Fine
€45
Eduard Strasburger
1935 · Fine
€45
Thompson, D'Arcy Wentworth
1931 · Fine
€35
H. Newell Martin
1903 · Fine
€40
Carl David Tolmé Runge
1916 · Fine
€50
H. Newell Martin, Ernest Gale Martin
1904 · Fine
€40
Hilaire Belloc
1929 · Fine
€35
George Bernard Shaw
1927 · Fine
€30
F. Matthias Alexander
1935 · Fine
€35
L. A. Waterbury
1913 · Fine
€45
James Martineau
1923 · Fine
€40
Abraham Kuyper
1911 · Fine · NL
€30
Ika A. Thomése
1935 · Fine · NL
€35
Steven S. Zumdahl
1915 · Fine
€45
Morris Raphael Cohen
1935 · Fine
€35
Mādhavakara.
1924 · Fine
€30
Karl Pearson
1934 · Fine
€30
Henry Gray F.R.S., Henry Vandyke Carter
1915 · Fine
€50
Jesse Feiring Williams
1924 · Fine
€35
W. L. van Helten
1935 · Fine · NL
€35
Smithsonian Institution
1935 · Fine
€45
Alfred North Whitehead
1930 · Fine
€40
John Willis Clark
1918 · Fine
€50
Eduard Strasburger
1924 · Fine
€40
Alfred Russel Wallace
1935 · Fine
€35
G. H. Hardy, J. G. Leathem
1916 · Fine
€35
Austin M. Patterson
1935 · Fine
€35
George Washington Carey, Inez E. Perry
1914 · Fine
€30
George Sydenham Clarke
1910 · Fine
€30
Lewis Beesly, Thomas Baillie Johnston
1928 · Fine
€50
Peter Lund Simmonds, Simmonds P. L. (Peter Lund)
1923 · Fine
€50
John Dewey
1910 · Fine
€30
Nicolass Muller
1915 · Fine · NL
€35
Mary Shelley
1935 · Fine
€40
Wood, Robert Williams
1919 · Fine
€40
Rudolf Otto
1929 · Fine
€35
Romain Rolland
1918 · Fine
€50
Maurice Henry Hewlett
1926 · Fine
€45
Antoni Christiaan Winand Staring
1900 · Fine · NL
€30
Henry Sinclair Hall, Samuel R. Knight
1904 · Fine
€30
Ernst Heinrich Philipp August Haeckel
1900 · Fine
€30
Alexis Thomson
1912 · Fine
€30
Klaas Johan Pen
1935 · Fine · NL
€35
Henri Poincaré
1910 · Fine
€30
Annie L. Burton
1910 · Fine
€30
Charles David Hodgman
1916 · Fine
€45
Erwin Madelung
1935 · Fine
€40
Ernest Thompson Seton
1929 · Fine
€35
H. G. Wells
1919 · Fine
€35
Pieter Joseph Cruse
1911 · Fine · NL
€30
James Law, James Law - undifferentiated
1904 · Fine
€35
George M. Gould
1900 · Fine
€35
John Galsworthy
1930 · Fine
€30
Mary Greer Conklin
1923 · Fine
€40
Peter Kropotkin
1910 · Fine
€50
Inge, William Ralph
1926 · Fine
€50