H. Newell Martin
1903 · Fine
€40
H. Newell Martin
1908 · Very good
€35
Charles Darwin
1884 · Very good
€100
Abraham Kuyper
1911 · Fine · NL
€30
Leander Sylvester Keyser
1907 · Fine
€70
Mark Twain
1917 · Fine
€100
Marcellus Emants
1900 · Very good · NL
€25
E. B. Jamieson
1914 · Fine
€40
Thomas Henry Huxley
1863 · Fine
€135
George Viner Ellis
1859 · Very good
€60
Jules Michelet
1869 · Very good
€140
Annie Salomons
1923 · Very good · NL
€25
Ernest Thompson Seton
1929 · Fine
€35
Hermann Löns
1903 · Very good · NL
€155
Sanborn Tenney
1881 · Very good
€70
Clive Bell
1935 · Very good
€120
Howell, Thomas
1909 · Very good
€30
Peter Kropotkin
1925 · Very good
€35
Nederlandsche Entomologische Vereeniging
1889 · Very good · NL
€90
Isaac da Costa
1867 · Very good · NL
€145
Abraham Kuyper
1869 · Very good · NL
€165
Jacobus Heinsius
1887 · Fine · NL
€80
James Martineau
1935 · Very good
€80
I. F. Henderson
1926 · Very good
€40
Hendrik Kern
1872 · Fine · NL
€205
H. G. Wells
1911 · Very good
€40
A. Wilmer Duff
1916 · Very good
€65
Alexander Ziegler
1874 · Very good · NL
€165
I. A. Kapandji
1919 · Very good
€85
John Burroughs
1887 · Very good
€65
Jan Arnold Bennet
1852 · Very good · NL
€225
Charles Riborg Mann
1916 · Very good
€35
Aron Salomon Coltof
1918 · Very good · NL
€55
Johan Hendrik Gallée
1882 · Very good · NL
€110
Frederick E. Forbes
1851 · Fine
€135
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
Engelbertus Eliza Willem Gerards Schröder
1917 · Very good · NL
€70
James Allen
1917 · Very good
€25
Frank E. Beddard
1902 · Very good
€25
Lankester, E. Ray Sir
1925 · Very good
€60
G. A. Wilken
1902 · Very good · NL
€100
Tjeerd Oeds Hylkema
1935 · Very good · NL
€50
Augustin Privat-Deschanel
1903 · Very good
€40
Charles Wilkes
1851 · Very good
€190
Justus van Maurik
1914 · Very good · NL
€45
Julius Fessler
1934 · Very good · NL
€35
John Dewey
1910 · Fine
€30
Michael Faraday
1874 · Fine
€65
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Alfred Russel Wallace
1881 · Very good
€250
Robert Ridgway
1887 · Very good
€85
P. de Haan
1932 · Very good · NL
€50
James Law
1891 · Very good
€110
Charles M. Skinner
1900 · Very good
€110
Uspenskiĭ Petr Demʹi͡anovich
1935 · Fine
€95
Brooks Adams
1897 · Fine
€190
Werner Haftmann
1935 · Very good
€35
Matheson, George, George Matheson
1919 · Very good
€65
Grenville Kleiser
1911 · Very good
€65
Alexandre Dumas
1851 · Very good
€60