Elie Metchnikoff
1903 · Very good
€35
H. Newell Martin
1903 · Fine
€40
H. Newell Martin
1908 · Very good
€35
John H. Vanderpoel
1935 · Good
€20
Ernst Heinrich Philipp August Haeckel
1903 · Good
€20
George Arthur Piersol, Thomas Dwight
1915 · Good
€45
George Bourne
1935 · Very good
€45
H. Newell Martin, Ernest Gale Martin
1904 · Fine
€40
Thomas Henry Huxley
1889 · Fair
€30
Werner Spalteholz
1926 · Good
€50
Arnold Henry Guyot
1850 · Fair
€35
Harriet Mann Miller
1895 · Good
€50
Cassius Jackson Keyser
1935 · Good
€50
Friedrich Fröbel
1913 · Good
€20
Abraham Kuyper
1911 · Fine · NL
€30
Nicolass Muller
1915 · Fine · NL
€35
Eugène Pittard
1926 · Good
€20
Werner Spalteholz
1932 · Fair
€30
Jeremiah Curtin
1913 · Good
€20
Stone, Witmer
1905 · Fair
€20
Edward Westermarck
1917 · Very good
€45
W. H. Hudson
1924 · Good
€40
Vincent L. Milner
1867 · Fair
€30
Johannes Sobotta
1935 · Very good
€35
T. E. Hulme
1935 · Very good
€25
Samuel O. L. Potter
1910 · Good
€30
Jan Jacob Bruins
1935 · Very good · NL
€45
Johannes Sobotta
1919 · Good
€50
Marcellus Emants
1900 · Very good · NL
€25
Marcellus Emants
1904 · Good · NL
€20
Erin C. Amerman
1935 · Good
€30
Thomas Henry Huxley
1901 · Good
€35
E. B. Jamieson
1914 · Fine
€40
Jones Quain M.D.
1870 · Good
€40
R. V. Pierce
1914 · Very good
€35
John Ernest Sullivan Frazer
1920 · Fair
€15
Max Scheler
1935 · Good
€20
Harriet Mann Miller
1891 · Fair
€35
Jesse Feiring Williams
1924 · Fine
€35
Arabella B. Buckley
1887 · Good
€45
Thomas Richard Parsons
1925 · Good
€30
J. van Lennep
1918 · Good · NL
€35
Leslie Brainerd Arey
1924 · Very good
€45
Lydia Maria Child
1872 · Fair
€25
G. Hartwig
1900 · Good
€25
Mackinder, Halford John Sir
1922 · Very good
€35
Jules Bernard Luys
1909 · Good
€25
Rabindranath Tagore
1917 · Very good
€35
Thomas Henry Huxley
1904 · Good
€35
Nederlandse Mycologische Vereniging
1918 · Fair · NL
€15
Wouter Hendrik Van Seters
1935 · Good · NL
€50
Louis Couperus
1906 · Very good · NL
€50
Edwin Checkley
1890 · Good
€50
Annie Salomons
1923 · Very good · NL
€25
Conrad Busken Huet
1881 · Fair · NL
€25
Mabel Osgood Wright
1903 · Good
€40
Klikspaan
1935 · Fair · NL
€35
W. H. Hudson
1901 · Good
€25
Simon Newcomb
1910 · Good
€20
Werner Spalteholz
1906 · Good
€25