Charles Kingsley
1858 · Good
€90
Charles Kingsley
1855 · Good
€100
David Beveridge
1892 · Very good
€55
Frederik Paul Penard
1914 · Very good · NL
€85
Hermann Schlegel
1858 · Very good · NL
€65
Archibald Thorburn
1935 · Very good
€35
Alexander Milton Ross
1888 · Very good
€50
Jan Valckenier Suringar
1935 · Very good · NL
€95
Charles Darwin
1851 · Very good
€145
J. G. W. Fijnje
1896 · Good · NL
€185
Florence Augusta Merriam Bailey
1892 · Fair
€35
Édouard Jacques Guillaume Everts
1911 · Very good · NL
€85
British Ornithologists' Union
1868 · Good
€105
Dillon Wallace
1919 · Very good
€85
Sanborn Tenney
1868 · Fair
€75
Charles Darwin
1879 · Good
€65
Eduard Daniel van Oort
1922 · Fair · NL
€80
Thomas McIlwraith
1903 · Very good
€45
William Yarrell
1855 · Very good
€120
Jones, Thomas Rymer
1879 · Very good
€95
H. A. J. van Swaay
1919 · Good · NL
€35
William Borrer
1891 · Fine
€130
Chester A. Reed
1907 · Good
€70
George Alexander Wilken
1914 · Very good · NL
€40
John Ruskin
1878 · Very good
€180
Galileo Galilei
1855 · Very good
€75
Elizabeth Grinnell
1905 · Fine
€85
F. O. Morris
1866 · Good
€40
Emile Ferrière
1909 · Fine · NL
€115
British Ornithologists' Union
1907 · Fair
€45
Frederik Carel Gerretson
1927 · Good · NL
€70
Johannes Govertus de Man
1875 · Very good · NL
€95
D. Embden
1902 · Very good · NL
€30
Charles Darwin
1910 · Good
€85
Grant Allen
1887 · Good
€95
Charles Kirk
1918 · Fair
€65
W. H. Hudson
1910 · Good
€75
Carolyn Wells, Oliver Herford
1909 · Very good
€85
Edward Jesse
1862 · Good
€40
American Ornithologists' Union.
1901 · Good
€25
Dadd, George H.
1879 · Very good
€165
Oliver Davie
1904 · Good
€35
Frank Thomas Bullen
1897 · Very good
€60
Alfred Kaestner
1904 · Very good
€35
Alfred Russel Wallace
1907 · Good
€45
Hezekiah Butterworth
1912 · Good
€85
Moritz Richard Schomburgk, Walter E. 1861?-1933 Roth
1868 · Fair
€140
Gontran de Poncins, Lewis Galantière
1933 · Fair
€40
Edwyn Sandys
1911 · Good
€25
W. Vrolik
1886 · Fair · NL
€55
Charles W. Nash
1902 · Good
€25
Jacob Mijers
1897 · Very good · NL
€85
Almeida Garrett
1857 · Fair
€40
Jonathan Dwight
1905 · Very good
€120
Antwerp Edgar Pratt
1910 · Good
€40
Nuttall, Thomas
1855 · Very good
€155
Charles Hamilton Smith
1850 · Very good
€60
Hélène Swarth
1921 · Good · NL
€30
Armand Goubaux
1899 · Very good
€140
W. H. Hudson
1933 · Very good
€85