Eduard Strasburger
1935 · Fine
€45
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
Asa Gray
1872 · Fair
€25
H. B. Spotton
1882 · Good
€50
James M. Macoun
1919 · Very good
€45
Richard H. Tawney
1935 · Good
€35
Alphonso Wood
1877 · Good
€50
George Burton Adams
1935 · Good
€45
Frederick Orpen Bower
1919 · Good
€30
Frederick Orpen Bower
1935 · Good
€35
John Ruskin
1935 · Very good
€35
Christiaan Lodewijk Houthuysen
1930 · Good · NL
€30
Benedetto Croce
1915 · Good
€30
Henry Nicholson Ellacombe
1887 · Very good
€45
Thomas Griffith Taylor
1922 · Very good
€50
Carlton C. Curtis
1907 · Fine
€50
Ernest David Marquand
1935 · Very good
€25
Julie Hoek
1930 · Very good · NL
€35
E. L. Jackson
1935 · Very good
€45
Catherine Parr Traill, Agnes Fitzgibbon Chamberlin
1904 · Good
€35
J. Haak
1928 · Very good · NL
€30
William Chase Stevens
1909 · Good
€20
Verney Lovett Cameron, Daniel Oliver
1912 · Good
€25
Hendrik Johan Herman van Boetzelaer
1935 · Good · NL
€40
L. Bautain
1911 · Good
€45
European Congress on Biotechnology (9th 1999 Brussels, Belgium)
1925 · Good
€20
Jane H. Newell
1899 · Good
€40
James M. Macoun
1898 · Fair
€30
Howell, Thomas
1909 · Very good
€30
Eduard Strasburger
1924 · Fine
€40
Samuel Thomson
1851 · Very good
€45
Multatuli
1881 · Fair
€40
Edward Carpenter
1906 · Good
€25
Eleanour Sinclair Rohde
1922 · Good
€30
C. A. Johns
1870 · Good
€40
Charles Darwin
1894 · Good
€45
George Bentham
1863 · Good
€50
Peter Lund Simmonds, Simmonds P. L. (Peter Lund)
1923 · Fine
€50
Upton Sinclair
1916 · Very good
€25
Lewis Foreman Day
1910 · Very good
€25
Robert W. C. Shelford, Edward Bagnall Poulton
1919 · Very good
€40
Hendrik Blink
1925 · Fair · NL
€20
Alexander von Humboldt
1853 · Very good
€50
Robert Brown, John Joseph Bennett
1873 · Good
€40
Christopher Morley
1935 · Good
€30
José Mariano Moziño
1922 · Good
€20
L. de Bree
1916 · Good · NL
€20
J. Reynolds Green
1916 · Fair
€20
Peter Kropotkin
1925 · Very good
€35
Catherine Parr Traill, Agnes Chamberlin
1923 · Good
€25
Catherine Parr Traill
1900 · Very good
€50
Pieter Hendrik van der Kemp
1935 · Good · NL
€20
Victor von Richter
1916 · Good
€25
John Maynard Keynes, Jens Hölscher
1935 · Very good
€45
Adolf Engler
1917 · Good
€25
Franz Wilhelm Junghuhn, Frans Junghuhn
1851 · Fair · NL
€40
Lydia Maria Child
1855 · Fair
€40
Jan Jacob Bruins
1935 · Very good · NL
€45
Ralph Rodney Root
1935 · Fair
€25
Henry Hodgman Saylor
1920 · Good
€50