Gontran de Poncins, Lewis Galantière
1933 · Fair
€40
John George Wood
1896 · Very good
€200
Multatuli
1878 · Good · NL
€115
Klikspaan
1935 · Fair · NL
€35
Mazo de la Roche
1930 · Good
€20
Arthur, comte de Gobineau
1911 · Fair
€30
W. Y. Evans-Wentz
1914 · Very good
€45
F. J. P. Sachse
1935 · Very good · NL
€55
Ernest Thompson Seton
1905 · Good
€35
Gerlof van Vloten
1901 · Fair · NL
€15
Walter W. Skeat, Charles Otto Blagden
1924 · Good
€65
Frederik Carel Gerretson
1927 · Good · NL
€70
British Ornithologists' Union
1868 · Good
€105
Jeremiah Curtin
1913 · Good
€20
British Ornithologists' Union
1907 · Fair
€45
R. C. Boer
1926 · Very good · NL
€50
Paul Frédéricq
1903 · Very good · NL
€85
Utrecht (Netherlands)
1898 · Very good · NL
€60
Wissler, Clark
1934 · Very good
€25
George Warburton
1862 · Very good
€80
Ivo Struyf
1909 · Fine · NL
€40
Barrett Harper Clark, Barrett H. Clark
1935 · Good
€45
Richard Irving Dodge
1902 · Good
€25
Koninklijk Instituut voor de Taal-, Land- en Volkenkunde van Nederlandsch-Indië.
1893 · Good · NL
€80
G. Hartwig
1900 · Good
€25
Cornelis Lekkerkerker
1935 · Fine · NL
€95
O. E. Rølvaag
1928 · Good
€35
W. Vrolik
1886 · Fair · NL
€55
Jeremias Gotthelf
1860 · Good · NL
€130
Jeremiah Curtin
1935 · Good
€50
Hendrik Blink
1921 · Very good · NL
€30
Catherine Parr Traill
1859 · Good
€70
Jean-Henri Fabre
1924 · Very good
€65
Alexander Milton Ross
1888 · Very good
€50
Theun de Vries
1935 · Good · NL
€20
Catherine Parr Traill
1874 · Fine
€160
Alexander von Humboldt
1853 · Very good
€50
Stijn Streuvels
1912 · Fair · NL
€15
Stijn Streuvels
1912 · Good · NL
€65
A.G. de Bruin
1935 · Good · NL
€55
Hariot Hamilton-Temple-Blackwood, Marchioness of Dufferin and Ava, Gladys Chantler (Editor)
1897 · Very good
€45
José Mariano Moziño
1922 · Good
€20
Charles Hamilton Smith
1850 · Very good
€60
Harriet Mann Miller
1895 · Good
€50
J. P. Kleiweg de Zwaan
1929 · Fair · NL
€35
Daniel Garrison Brinton
1914 · Fair
€35
Paul Louis Mulder
1909 · Good · NL
€45
Ernest Thompson Seton
1921 · Very good
€100
J. B. Rietstap
1876 · Good · NL
€55
E. J. Potgieter
1886 · Very good · NL
€45
Marcellus Emants
1904 · Good · NL
€20
P. Verkade
1859 · Good · NL
€45
Aristophanes
1885 · Very good
€95
Theodoor Jorissen
1902 · Good · NL
€30
Alb C. Kruijt
1927 · Very good · NL
€25
Charles Boissevain
1887 · Fair · NL
€35
John Canfield Ewers, John W. Ewers
1913 · Very good
€30
Neltje Blanchan
1935 · Fair
€65
Joseph A. Altsheler
1935 · Good
€65
Vilhjalmur Stefansson
1932 · Good
€20