Michael Morpurgo
1917 · Fair
€15
Thornton W. Burgess
1935 · Very good
€35
Thornton W. Burgess, Maddie Frost
1926 · Good
€25
Stone, Witmer
1905 · Fair
€20
George Bourne
1935 · Very good
€45
British Ornithologists' Union
1907 · Fair
€45
Mabel Osgood Wright
1903 · Good
€40
Alexander Milton Ross
1888 · Very good
€50
Joel Chandler Harris
1889 · Good
€35
Luther E. Wyman
1927 · Fair
€40
Victor Ernest Shelford
1935 · Fair
€20
Ernest Thompson Seton
1912 · Fair
€25
Harriet Mann Miller
1895 · Good
€50
Theun de Vries
1935 · Good · NL
€20
Ernest Thompson Seton
1929 · Fine
€35
Parker Gillmore
1874 · Good
€45
Archibald Rogers
1926 · Good
€25
William Yarrell
1882 · Good
€45
Harriet Mann Miller
1892 · Very good
€45
L. A. Borradaile
1935 · Good
€20
Hilaire Belloc
1935 · Good
€45
Gebrüder Grimm [Brothers Grimm]
1935 · Fair
€15
J. Arthur Thomson
1909 · Fine
€45
Alice Morse Earle
1900 · Good
€35
Pieter Johannes Veth
1899 · Good · NL
€45
F. O. Morris
1866 · Good
€40
Catherine Parr Traill
1917 · Very good
€25
Ernest Thompson Seton
1905 · Good
€35
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
Stewart Edward White
1935 · Good
€20
American Ornithologists' Union.
1901 · Good
€25
Nicolass Muller
1915 · Fine · NL
€35
Martin Hiesemann
1924 · Good
€20
John Burroughs
1894 · Good
€45
Louis Couperus
1906 · Very good · NL
€50
L. Th Mayer
1910 · Good · NL
€25
Charles G. D. Roberts
1906 · Good
€30
Archibald Thorburn
1935 · Very good
€35
Henry William Herbert
1850 · Fair
€45
Garrett Putman Serviss
1913 · Good
€35
Pieter Joseph Cruse
1911 · Fine · NL
€30
Arabella B. Buckley
1887 · Good
€45
Harriet Mann Miller
1891 · Fair
€35
Dallas Lore Sharp
1911 · Fair
€30
Theodore Roosevelt
1896 · Good
€40
Golden Books
1922 · Very good
€40
Sophus Lie
1907 · Very good
€30
Abbie Farwell Brown
1904 · Very good
€35
Balfour Stewart
1919 · Good
€20
Louis Figuier
1884 · Good
€45
Lewis Mumford
1935 · Very good
€25
W. Hamilton Gibson
1914 · Fair
€15
George Alexander Wilken
1914 · Very good · NL
€40
Thornton W. Burgess, George Kerr
1932 · Very good
€40
Herman Gorter
1935 · Very good · NL
€40
James Oliver Curwood
1933 · Good
€20
Klikspaan
1935 · Fair · NL
€35