W. H. Hudson
1935 · Very good
€25
George Bourne
1935 · Very good
€45
Stone, Witmer
1905 · Fair
€20
Edward Jesse
1862 · Good
€40
W. H. Hudson
1901 · Good
€25
W. H. Hudson
1935 · Good
€30
Ernest Thompson Seton
1923 · Fine
€85
Arthur Cleveland Bent
1935 · Very good
€25
Edward Hamilton Aitken
1881 · Good
€105
Ernest Thompson Seton
1899 · Good
€95
Florence Augusta Merriam Bailey
1892 · Fair
€35
Wilhelm Busch
1894 · Fair
€35
Marie Corelli
1891 · Very good
€55
Clyde Robert Bulla, Jim Burke
1914 · Very good
€35
William Beebe
1935 · Fine
€115
Jones, Thomas Rymer
1879 · Very good
€95
British Ornithologists' Union
1868 · Good
€105
Isabella Macdonald Alden
1886 · Good
€105
Larry L. Mai
1925 · Very good
€65
Robert Chambers
1852 · Good
€160
Neltje Blanchan
1935 · Fair
€65
British Ornithologists' Union
1907 · Fair
€45
Walter W. Skeat, Charles Otto Blagden
1924 · Good
€65
Klikspaan
1935 · Fair · NL
€35
F. Matthias Alexander
1935 · Fine
€35
Jean Louis Rodolphe Agassiz
1870 · Very good
€70
A. Pierson
1875 · Very good · NL
€140
Eadweard Muybridge, University of Pennsylvania
1891 · Good
€35
Marion Lowell
1897 · Good
€55
Multatuli
1878 · Good · NL
€115