William Kingdon Clifford
1914 · Fair
€35
Eugène Pittard
1926 · Good
€20
Three Initiates
1928 · Good
€20
Adriaan Pit
1930 · Good · NL
€25
Max Scheler
1935 · Good
€20
A. S. Neill
1935 · Very good
€45
Thorstein Veblen, Teichgraeber, Richard F., III
1932 · Good
€20
Roger Eliot Fry
1931 · Very good
€30
Frank Hall Thorp
1906 · Good
€25
Nederlandse Mycologische Vereniging
1918 · Fair · NL
€15
Michael Idvorsky Pupin
1923 · Fair
€15
Silvanus Phillips Thompson
1935 · Very good
€35
Jan Pieter Veth
1933 · Fair · NL
€20
Friedrich Fröbel
1913 · Good
€20
William James
1931 · Good
€40
Inge, William Ralph
1926 · Fine
€50
Plato
1917 · Good
€30
John Cowper Powys
1933 · Very good
€50
Thomas Troward
1922 · Good
€30
Auguste Comte
1867 · Fair
€50
William De Witt Hyde
1935 · Very good
€25
Herbert Spencer
1867 · Good
€45
J. van Lennep
1918 · Good · NL
€35
Henry Watts
1893 · Good
€35
Peter Willem Hendrik Truyen
1901 · Fair · NL
€15
Hilaire Belloc
1929 · Fine
€35
Rabindranath Tagore
1935 · Good
€30
Friedrich Schiller
1935 · Fair
€20
Alexander Jamieson
1853 · Very good
€45
Armando Palacio Valdés, Guy Everett Snavely
1919 · Good
€20
G. N. Watson
1935 · Good
€20
William Morris
1900 · Good
€30
W. R. Tymms, Matthew Digby Wyatt
1872 · Very good
€50
Thomas Henry Huxley
1889 · Fair
€30
Claude Irwin Palmer
1912 · Good
€20
Koninklijk Instituut voor de Taal-, Land- en Volkenkunde van Nederlandsch-Indië.
1915 · Good · NL
€20
Hartmann, Sadakichi
1929 · Good
€20
H. Stanley Redgrove
1935 · Fair
€15
Josiah Parsons Cooke Jr.
1890 · Good
€45
Catherine Parr Traill, Elizabeth Thompson
1908 · Fair
€20
John Dewey
1901 · Good
€45
Rudolf Otto, Otto, Rudolf (Carl Ludwig Rudolf), 1869-1937.
1929 · Fair
€15
Sir J. J. Thomson
1907 · Good
€25
Conrad Busken Huet
1881 · Fair · NL
€25
Alpheus S. Packard
1904 · Good
€25
Louis Couperus
1906 · Very good · NL
€50
Sir William Osler
1919 · Very good
€50
George Moore
1929 · Very good
€35
Nathaniel Southgate Shaler
1915 · Fair
€30
Enrico Agostino Morselli
1898 · Very good · NL
€50
George Arthur Piersol, Thomas Dwight
1915 · Good
€45
Morris Raphael Cohen
1935 · Fine
€35
Martin Klopstock
1911 · Good
€35
Carl Gustav Jung
1925 · Very good
€30
Frederick Soddy
1935 · Fine
€30
Anthony Rich
1899 · Fair
€30
Rudolf Otto
1929 · Fine
€35
Albert Einstein, G. B. Jeffery
1926 · Fair
€25
Bernard Boedder
1897 · Fair
€40
Charles Fort
1933 · Fair
€35