Archibald Rogers
1926 · Good
€25
Roy Chapman Andrews
1926 · Good
€25
Rowland Ward
1935 · Good
€25
Stewart Edward White
1918 · Very good
€65
Joseph Grinnell
1931 · Good
€75
Neltje Blanchan
1935 · Fair
€65
W. H. Hudson
1935 · Good
€30
Roy Chapman Andrews, Yvette Borup Andrews
1921 · Good
€105
John Buchan
1910 · Good
€85
Stewart Edward White
1916 · Fine
€100
W. H. Hudson
1935 · Good
€105
W. H. Hudson
1933 · Very good
€85
Martin Hiesemann
1924 · Good
€20
W. H. Hudson
1915 · Good
€50
Baudhayana
1919 · Good · NL
€70
W. H. Hudson, W. H Hudson
1907 · Fine
€110
Stone, Witmer
1905 · Fair
€20
W. H. Hudson
1901 · Good
€25
Leslie McFarlane
1935 · Very good
€40
Lewis Carroll
1935 · Very good
€55
E. Doumergue
1927 · Good · NL
€55
William Beebe
1935 · Fine
€115
Theodore Roosevelt
1932 · Very good
€50
Rudolf Těsnohlídek
1923 · Very good
€35
Theun de Vries
1935 · Good · NL
€20
T. E. Hulme
1935 · Very good
€25
W. H. Hudson
1905 · Good
€20
Chester A. Reed
1907 · Good
€70
W. H. Hudson
1935 · Very good
€25
Neltje Blanchan
1906 · Very good
€70
M. Buys
1935 · Good · NL
€25
W. H. Hudson
1924 · Good
€40
Mary Roberts Rinehart
1924 · Very good
€25
Dillon Wallace
1919 · Very good
€85
Elizabeth Grinnell
1905 · Fine
€85
W. H. Hudson
1935 · Good
€105
Grace Gallatin Seton-Thompson, Gallatin Grace Seton-Thompson
1935 · Good
€35
Stijn Streuvels
1912 · Fair · NL
€15
Stijn Streuvels
1912 · Good · NL
€65
Jac Hijma
1910 · Very good · NL
€85
Charles Kirk
1918 · Fair
€65
Huntly Carter
1935 · Very good
€25
Jonathan Dwight
1905 · Very good
€120
Lodewijk van Deyssel
1923 · Very good · NL
€85
W. H. Hudson
1910 · Good
€75
Craandijk, J.
1902 · Fair · NL
€15
Junk, W., firm, publishers.
1935 · Very good · NL
€40
Francis Thompson, Thomas Bird Mosher
1923 · Good
€70
Denham Jordan
1908 · Fair
€50
William A. Dutt
1916 · Very good
€40
Ernest Thompson Seton
1923 · Fine
€85
Pieter Joseph Cruse
1911 · Fine · NL
€30
W. Hamilton Gibson
1914 · Fair
€15
Klikspaan
1935 · Fair · NL
€35
G. Hartwig
1900 · Good
€25
Hendrik Blink
1925 · Fair · NL
€20
E. V. Lucas
1932 · Good
€30
Richard Lydekker
1903 · Good
€60
F. Matthias Alexander
1935 · Fine
€35
Dirk Hudig
1908 · Very good · NL
€25