Morris Raphael Cohen
1935 · Fine
€35
George Boole
1882 · Fine
€65
Lewis Carroll
1886 · Fine
€250
Aristotle
1579 · Fine
€1,405
Walter Marshall
1692 · Fine
€725
Michael Faraday
1874 · Fine
€65
Yogananda Paramahansa
1931 · Fine
€125
E. T. Whittaker, G. N. Watson
1920 · Fine
€75
Nathaniel Lloyd
1935 · Fine
€65
Josiah Royce
1928 · Fine
€125
F. Matthias Alexander
1935 · Fine
€35
William Wollaston, William Wollaston
1754 · Fine
€325
Brooks Adams
1897 · Fine
€190
McDougall, William
1917 · Fine
€100
James Martineau
1923 · Fine
€40
Mary Greer Conklin
1923 · Fine
€40
Andrew Lang
1935 · Fine
€110
Andrew Lang
1895 · Fine
€120
F. S. Macaulay
1922 · Fine
€135
René Descartes
1655 · Fine
€1,820
Henry Paul Talbot
1932 · Fine
€55
Elias Loomis
1902 · Fine
€55
George Barker Stevens
1930 · Fine
€60
George Fownes
1873 · Fine
€60
John Galsworthy
1935 · Fine
€105
Plato
1562 · Fine
€1,785
Alfred Russel Wallace
1935 · Fine
€35
Constantin-François Volney
1796 · Fine
€355
John Ruskin
1924 · Fine
€105
Voltaire
1765 · Fine
€645
Friedrich Engels
1905 · Fine
€80
William Whewell
1848 · Fine
€145
John Abercrombie, Jacob Abbott
1832 · Fine
€180
Carl David Tolmé Runge
1916 · Fine
€50
Epictetus
1657 · Fine
€2,875
Plato
1835 · Fine
€145
Herbert Spencer
1862 · Fine
€105
John Uri Lloyd
1887 · Fine
€175
Abraham Kuyper
1914 · Fine · NL
€140
Ernst Heinrich Philipp August Haeckel
1900 · Fine
€30
Calvin Cutter
1849 · Fine
€420
Alexander Lowy, Benjamin Harrow
1924 · Fine
€120
Maria Edgeworth
1839 · Fine
€205
H. Stanley Redgrove
1911 · Fine
€170
Richard Watson
1830 · Fine
€145
Carl Friedrich Gauss
1817 · Fine
€130
Alfred North Whitehead
1931 · Fine
€60
F. Max Müller
1889 · Fine
€115
Abraham Kuyper
1880 · Fine · NL
€110
Erwin Madelung
1935 · Fine
€40
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Wilkie Collins
1869 · Fine
€165
Calvin Cutter
1871 · Fine
€80
Jane Haldimand Marcet
1820 · Fine
€365
Stephen Leacock
1935 · Fine
€60
Maatschappij der Nederlandse Letterkunde te Leiden
1811 · Fine · NL
€180
Arthur B. Curtis
1929 · Fine
€60
Holmes, William., William Holmes
1854 · Fine
€60
Schwegler, Albert
1864 · Fine
€120
David Ames Wells, George Bliss
1855 · Fine
€85