J. W. Tyrrell
1926 · Fine
€125
Horace Kephart
1932 · Very good
€25
Isaac da Costa
1867 · Very good · NL
€145
Charles M. Skinner
1900 · Very good
€110
Tjeerd Oeds Hylkema
1935 · Very good · NL
€50
Lewis Spence, James Jack
1919 · Very good
€60
Jules Michelet
1869 · Very good
€140
Marcellus Emants
1900 · Very good · NL
€25
Annie Salomons
1923 · Very good · NL
€25
Nederlandsche Entomologische Vereeniging
1889 · Very good · NL
€90
John Buchan
1921 · Very good
€70
Charles G. D. Roberts
1923 · Very good
€25
Jan Arnold Bennet
1852 · Very good · NL
€225
Leander Sylvester Keyser
1907 · Fine
€70
Engelbertus Eliza Willem Gerards Schröder
1917 · Very good · NL
€70
Nico van Suchtelen
1901 · Very good · NL
€25
Hendrik Kern
1872 · Fine · NL
€205
E. J. Banfield
1935 · Very good
€25
Abraham Kuyper
1911 · Fine · NL
€30
Cecile de Jong van Beek en Donk
1899 · Very good · NL
€120
Johan Hendrik Gallée
1882 · Very good · NL
€110
Willem Jan Maria Westerwoudt
1915 · Fine · NL
€40
Abraham Kuyper
1869 · Very good · NL
€165
Howell, Thomas
1909 · Very good
€30
Hermann Löns
1903 · Very good · NL
€155
Rudolf Steiner, Max Gysi
1910 · Very good
€25
George Frederick Kunz
1935 · Very good
€40
C. Snouck Hurgronje
1890 · Fine · NL
€155
Hendrik Blink
1925 · Very good · NL
€115
Gerlof van Vloten
1914 · Very good · NL
€25
Robert Ridgway
1887 · Very good
€85
Franz Boas
1935 · Very good
€60
Abbie Farwell Brown
1904 · Very good
€35
G. A. Wilken
1902 · Very good · NL
€100
Friedrich de la Motte-Fouqué, Friedrich Heinrich Kar La Motte-Fouqué
1870 · Very good
€180
L. A. Bakhuis
1902 · Very good · NL
€45
Charles Wilkes
1851 · Very good
€190
J. Th Ubbink
1933 · Fine · NL
€95
Charles Darwin
1884 · Very good
€100
J. H. Dünner
1930 · Very good · NL
€50
Manolis Andronikos
1932 · Fine
€85
Ina Boudier-Bakker
1907 · Very good · NL
€55
Llewelyn Powys
1932 · Very good
€55
John Burroughs
1887 · Very good
€65
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Jacobus Heinsius
1887 · Fine · NL
€80
Justus van Maurik
1914 · Very good · NL
€45
Henri van Heurck
1869 · Very good · NL
€75
Samuel Muller
1915 · Very good · NL
€80
Aron Salomon Coltof
1918 · Very good · NL
€55
I. A. Kapandji
1919 · Very good
€85
Grenville Kleiser
1911 · Very good
€65
Matheson, George, George Matheson
1919 · Very good
€65
G. A. Henty
1896 · Very good
€55
Jacob Abbott
1880 · Very good
€85
James Martineau
1935 · Very good
€80
Abraham Kuyper
1890 · Very good · NL
€45
Anonymous
1878 · Fine
€130
Frank E. Beddard
1902 · Very good
€25
Gilman Arthur Drew
1921 · Very good
€35