Edwin Checkley
1890 · Good
€50
Friedrich Fröbel
1913 · Good
€20
Jan Jacob Bruins
1935 · Very good · NL
€45
Frans Verschoren
1913 · Good · NL
€20
Arthur A. Noyes
1935 · Good
€20
Nicolass Muller
1915 · Fine · NL
€35
Ph Spinhoven, T.K. Bouman
1908 · Very good · NL
€25
Burnett Hillman Streeter, R. Brook
1919 · Fair
€15
F. Matthias Alexander
1935 · Fine
€35
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Klikspaan
1935 · Fair · NL
€35
Theodoor Jorissen
1902 · Good · NL
€30
Carl Gobée
1861 · Very good · NL
€45
Harm Bouwman
1916 · Very good · NL
€30
Felix Klein
1926 · Very good
€35
Lotta Jean Bogert
1935 · Fair
€20
Martin Klopstock
1911 · Good
€35
W. Vrolik
1852 · Fair · NL
€40
Robert Fruin
1923 · Good · NL
€30
Ernst Cassirer, Claus Rosenkranz
1935 · Good
€25
Leslie Brainerd Arey
1924 · Very good
€45
[name missing]
1874 · Fair · NL
€45
Samuel Schmucker Sadtler
1935 · Very good
€45
Frederick Moore Simpson
1908 · Very good
€35
Friedrich Fröbel
1919 · Good
€20
A. S. Neill
1935 · Very good
€45
Otto Zuckerkandl
1922 · Good
€45
Wilbur Pardon Bowen
1935 · Good
€50
Eugène Pittard
1926 · Good
€20
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
Thomas Henry Huxley
1889 · Fair
€30
Vincent L. Milner
1867 · Fair
€30
Eskelhoff Carsjen Gravemeijer
1902 · Good · NL
€30
Henri Poincaré, J. McKeen Cattell
1915 · Good
€50
Jan Casper Schreuder
1930 · Good · NL
€45
Denison Olmsted
1857 · Fair
€40
Abraham Kuyper
1907 · Very good · NL
€30
Abraham Kuyper
1935 · Very good · NL
€50
Edwin A. Burtt
1926 · Very good
€25
F. Max Müller
1884 · Good
€40
J.L. Beijers (Firm)
1928 · Very good · NL
€40
George Sydenham Clarke
1910 · Fine
€30
George Brant Bridgman
1920 · Very good
€45
Jules Bernard Luys
1909 · Good
€25
Rabindranath Tagore
1917 · Very good
€35
Thomas Richard Parsons
1925 · Good
€30
H. Newell Martin
1903 · Fine
€40
Hélène Swarth
1921 · Good · NL
€30
Wouter Hendrik Van Seters
1935 · Good · NL
€50
Three Initiates
1928 · Good
€20
B. P. Ponsioen
1935 · Very good · NL
€30
Martin, Geoffrey
1931 · Good
€25
Lydia Maria Child
1872 · Fair
€25
Nederlandse Mycologische Vereniging
1918 · Fair · NL
€15
Julius Berend Cohen
1896 · Fair
€45
Augustin Privat-Deschanel
1903 · Very good
€40
Marcellus Emants
1900 · Very good · NL
€25
Marcellus Emants
1904 · Good · NL
€20
Balfour Stewart
1919 · Good
€20
Victor von Richter
1916 · Good
€25