Jan Jacob Bruins
1935 · Very good · NL
€45
Philippus Pieter Roorda van Eysinga
1852 · Fair · NL
€80
Thorstein Veblen
1921 · Good
€40
Egbert Broer Kielstra
1920 · Very good · NL
€25
E. T. Whittaker, Sir William McCrae
1906 · Good
€35
John Ayres
1696 · Very good
€1,970
William Kingdon Clifford
1914 · Fair
€35
Robert Edouard Moritz
1914 · Very good
€95
E. W. de Rooij
1856 · Very good · NL
€50
E. C. Gardner
1884 · Fair
€115
Glyn James
1923 · Good
€55
P. Wijdenes
1932 · Very good · NL
€60
Benjamin Franklin
1761 · Good
€375
Hendrik Johan Herman van Boetzelaer
1935 · Good · NL
€40
H. R. Haweis
1914 · Very good
€120
Henry Paul Talbot
1932 · Fine
€55
Augustin Privat-Deschanel
1903 · Very good
€40
Arthur A. Noyes
1935 · Good
€20
J. R. McCulloch
1846 · Good
€110
Peter Lund Simmonds, Simmonds P. L. (Peter Lund)
1923 · Fine
€50
James Finley Weir Johnston
1855 · Very good
€225
Abraham Kuyper
1911 · Fine · NL
€30
Carl David Tolmé Runge
1916 · Fine
€50
A.M.de Lange
1900 · Good · NL
€30
Christiaan Lodewijk Houthuysen
1930 · Good · NL
€30
Alexander Findlay
1919 · Good
€75
Edward Hatton
1721 · Good
€195
Jacques Le Moine de l'Espine
1795 · Very good · NL
€250
Jacques Le Moine de l'Espine
1778 · Good · NL
€750
Nicolass Muller
1915 · Fine · NL
€35
A. Privat-Deschanel
1889 · Good
€55
A. Privat-Deschanel
1875 · Very good
€80
Thomas Aquinas
1869 · Good
€70
G. H. Hardy, T. W. Körner
1935 · Very good
€25
Frank Hall Thorp
1906 · Good
€25
Florian Cajori
1907 · Very good
€45
Ludwig Gattermann
1930 · Good
€75
William Allen Whitworth
1870 · Very good
€55
Martin, Geoffrey
1931 · Good
€25
Peter Kropotkin
1931 · Very good
€60
Friedrich Fröbel
1919 · Good
€20
Walther Nernst
1908 · Very good
€30
Victor von Richter
1916 · Good
€25
Dugald Stewart
1832 · Good
€105
Jeremiah Day
1814 · Good
€140
Jacob Vrolik
1901 · Good · NL
€25
William Kingdon Clifford
1887 · Good
€115
Abraham Kuyper
1907 · Very good · NL
€30
Abraham Kuyper
1935 · Very good · NL
€50
Rabindranath Tagore
1917 · Very good
€35
Jacob Cornelissen
1894 · Fair · NL
€60
Karl Marx
1934 · Good
€65
William Cecil Dampier
1930 · Very good
€60
Grant Allen
1910 · Good
€40
Jean Le Rond d'Alembert
1765 · Fair
€460
Sextus Empiricus.
1887 · Good
€40
Erwin Madelung
1935 · Fine
€40
Thomas Ruggles Pynchon
1878 · Very good
€240
John D. Godman
1827 · Fine
€125
F. H. Bradley
1891 · Fair
€30