John Burroughs
1894 · Good
€45
W. Houghton
1876 · Good
€70
James Martineau
1935 · Very good
€80
Sanborn Tenney
1881 · Very good
€70
Samuel Colman, Samuel Colman
1935 · Good
€30
Mabel Osgood Wright
1903 · Good
€40
Lewis Foreman Day
1910 · Very good
€25
John Dewey
1935 · Good
€30
Hamilton Wright Mabie
1901 · Fair
€35
Alfred Russel Wallace
1881 · Very good
€250
James Anthony Froude
1884 · Fine
€95
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
John Hunter FRS, Richard Owen
1904 · Good
€100
Thomas Belt
1930 · Good
€55
John Burroughs
1905 · Fair
€55
British Museum (Natural History). Dept. of Mineralogy.
1916 · Good
€60
Patrick Geddes
1903 · Good
€70
Susan Fenimore Cooper
1851 · Good
€40
Parmenides.
1902 · Fair
€35
Victor Ernest Shelford
1935 · Fair
€20
Frank E. Beddard
1902 · Very good
€25
C. A. Johns
1870 · Good
€40
Jules Michelet
1869 · Very good
€140
Augustin Privat-Deschanel
1903 · Very good
€40
Howell, Thomas
1909 · Very good
€30
Montague Chamberlain
1891 · Good
€60
Friedrich Anton Wilhelm Miquel
1869 · Good · NL
€95
John Burroughs
1887 · Very good
€65
Frances Theodora Parsons
1898 · Fair
€75
Lankester, E. Ray Sir
1925 · Very good
€60
Jean Pauline Smith
1935 · Very good
€25
Henry Walter Bates
1889 · Very good
€55
Francis Polkinghorne Pascoe
1879 · Very good
€190
Thomas Henry Huxley
1863 · Fine
€135
Ernst Heinrich Philipp August Haeckel
1897 · Good
€125
Henri van Heurck
1869 · Very good · NL
€75
Aristotle
1882 · Good
€95
Ernest Thompson Seton
1929 · Fine
€35
Ernst Cassirer
1930 · Good
€30
Isaac Taylor
1878 · Fair
€65
Ernst Heinrich Philipp August Haeckel
1911 · Very good
€110
Arnold J. Toynbee, D.C Somervell
1901 · Very good
€125
Salisbury, Rollin D.
1909 · Fine
€65
Jean Louis Rodolphe Agassiz
1855 · Fine
€150
O. Charnock Bradley
1922 · Fair
€55
Henri Poincaré, Francis Maitland
1907 · Good
€60
Alfred Newton
1935 · Good
€75
Thomas Sterry Hunt
1876 · Very good
€60
I. F. Henderson
1926 · Very good
€40
Robert Ridgway
1887 · Very good
€85
Volney Rattan
1881 · Good
€185
John Dewey, john dewey
1935 · Good
€75
Jacob Gijsbert Boerlage
1925 · Good · NL
€55
Leander Sylvester Keyser
1907 · Fine
€70
Garrett Putman Serviss
1909 · Good
€45
W. H. Hudson
1920 · Very good
€135
Arthur A. Noyes
1935 · Good
€20
Edward Carpenter
1906 · Good
€25
Charles Darwin
1884 · Very good
€100
John Henry Newman
1870 · Good
€65