Joaquin Miller
1903 · Good
€110
Stone, Witmer
1905 · Fair
€20
British Ornithologists' Union
1868 · Good
€105
William Borrer
1891 · Fine
€130
George Bourne
1935 · Very good
€45
British Ornithologists' Union
1907 · Fair
€45
Clarence E. Edwords
1893 · Very good
€100
William Beebe
1935 · Fine
€115
Ernest Thompson Seton
1923 · Fine
€85
Sanborn Tenney
1868 · Fair
€75
Neltje Blanchan
1935 · Fair
€65
Jeremias Gotthelf
1860 · Good · NL
€130
Spencer Fullerton Baird
1910 · Fair
€60
Jones, Thomas Rymer
1879 · Very good
€95
Alexander Milton Ross
1888 · Very good
€50
David Ames Wells, George Bliss
1855 · Fine
€85
Nuttall, Thomas
1896 · Fair
€55
Harriet Mann Miller
1895 · Good
€50
Chester A. Reed
1907 · Good
€70
J. H. Walsh
1922 · Very good
€115
David Beveridge
1892 · Very good
€55
Theun de Vries
1935 · Good · NL
€20
Louis Couperus
1895 · Fine · NL
€65
Nuttall, Thomas
1855 · Very good
€155
Parker Gillmore
1874 · Good
€45
Archibald Rogers
1926 · Good
€25
John Ruskin
1878 · Very good
€180
Charles Kirk
1918 · Fair
€65
William Yarrell
1855 · Very good
€120
Dillon Wallace
1919 · Very good
€85
P. Abas
1902 · Good · NL
€70
Elisha J. Lewis
1857 · Good
€75
Harriet Mann Miller
1892 · Very good
€45
Edward Hamilton Aitken
1881 · Good
€105
John Burroughs
1889 · Fine
€235
Bayard Taylor
1868 · Very good
€65
Wilhelm Berg
1880 · Good · NL
€65
L. A. Borradaile
1935 · Good
€20
Hilaire Belloc
1935 · Good
€45
W. H. Hudson
1933 · Very good
€85
J. Arthur Thomson
1909 · Fine
€45
Alice Morse Earle
1900 · Good
€35
Ernest Thompson Seton
1921 · Very good
€100
Bernardus van Meurs
1871 · Good · NL
€95
Pieter Johannes Veth
1899 · Good · NL
€45
A. Pierson
1875 · Very good · NL
€140
F. O. Morris
1866 · Good
€40
Eduard Daniel van Oort
1922 · Fair · NL
€80
Catherine Parr Traill
1917 · Very good
€25
Abraham Kuyper
1889 · Good · NL
€110
Ernest Thompson Seton
1905 · Good
€35
Catherine Parr Traill
1874 · Fine
€160
Frederick A. Ober
1883 · Fair
€30
Dr. Seuss
1929 · Very good
€50
John Brooks Henderson Jr.
1930 · Good
€20
Annie Salomons
1935 · Good · NL
€20
American Ornithologists' Union.
1901 · Good
€25
F. Max Müller, George Putnam Upton
1895 · Good
€75
Nicolass Muller
1915 · Fine · NL
€35
Martin Hiesemann
1924 · Good
€20