Silvanus Phillips Thompson
1935 · Very good
€35
Charles Hutton
1812 · Very good
€245
Thomas Simpson
1751 · Very good
€660
Oliver Byrne
1877 · Fine
€75
René Descartes
1912 · Very good
€85
George Boole
1882 · Fine
€65
George Johnston Allman
1879 · Fine
€130
Colin MacLaurin
1753 · Very good
€835
René Descartes
1655 · Fine
€1,820
Walsh, Michael
1808 · Very good
€180
Walter E. Thirring
1906 · Fine
€40
Caleb Bingham
1806 · Fine
€180
Jørgen Peter Müller
1902 · Fine
€155
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Antonius Gerardus van Onsenoort
1832 · Very good · NL
€120
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Robert Thomas
1819 · Very good
€180
Immanuel Kant, Kant
1816 · Very good
€155
Ralph W. G. Wyckoff
1935 · Very good
€30
Edwin Emery Slosson
1935 · Very good
€40
John William Draper
1847 · Fine
€180
Freda Dinn
1903 · Very good
€35
Carl Gustav Jung
1915 · Very good
€25
John Milton
1762 · Very good
€655
George Fownes
1848 · Very good
€200
Yogananda Paramahansa
1931 · Fine
€125
Publius Papinius Statius
1593 · Fine
€3,225
Carlton C. Curtis
1907 · Fine
€50
Sir Charles Bell
1835 · Very good
€175
Joseph Louis Lagrange, A. Boissonnade
1793 · Very good
€505
Inge, William Ralph
1926 · Fine
€50
Morris Raphael Cohen
1935 · Fine
€35
Elias Loomis
1883 · Very good
€120
Charles Darwin
1909 · Fine
€90
A. S. Neill
1935 · Very good
€45
Constantin-François Volney
1796 · Fine
€355
John Wesley
1796 · Very good
€575
Alexander Jamieson
1853 · Very good
€45
Epictetus
1800 · Very good
€180
Jedidiah Morse
1802 · Very good
€130
Auguste Comte
1801 · Very good
€250
Frank Hastings Hamilton
1869 · Fine
€85
Thomas Bell
1837 · Very good
€185
William Houston Greene
1884 · Very good
€80
Erasmus Darwin
1808 · Fine
€280
Henry E. Roscoe, Carl Schorlemmer
1886 · Fine
€60
Antoine Laurent Lavoisier
1812 · Fine
€315
Rudolf Otto
1929 · Fine
€35
Eric Partridge
1923 · Very good
€90
Erwin Rohde
1913 · Very good
€75
Carl Linnaeus
1784 · Very good
€405
Percival Lowell
1907 · Very good
€25
Alfred Wegener
1906 · Very good
€55
Salomon Reinach
1925 · Fine
€130
Sturm, Christoph Christian
1815 · Very good
€95
Schwegler, Albert
1864 · Fine
€120
Krogh, August
1935 · Very good
€85
P. Brydone
1782 · Very good
€810
Marcellus Emants
1897 · Very good · NL
€95
Earl Derr Biggers, Robert Welles Ritchie
1932 · Fine
€90