George Boole
1882 · Fine
€65
Charles Hutton
1812 · Very good
€245
John Ayres
1696 · Very good
€1,970
Euclid
1585 · Very good
€565
Thomas Simpson
1751 · Very good
€660
René Descartes
1912 · Very good
€85
Walsh, Michael
1808 · Very good
€180
Sir Isaac Newton
1727 · Very good
€475
Walter E. Thirring
1906 · Fine
€40
Morris Raphael Cohen
1935 · Fine
€35
Nicolas Malebranche
1693 · Very good
€600
William Houston Greene
1884 · Very good
€80
Silvanus Phillips Thompson
1935 · Very good
€35
Nicholson, William
1818 · Very good
€185
Plato
1562 · Fine
€1,785
Patrick A. Finney
1935 · Very good
€60
Georg Wilhelm Friedrich Hegel
1813 · Very good
€110
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Ruggle, George
1631 · Very good
€1,630
Aristotle
1579 · Fine
€1,405
John Conduitt
1733 · Very good
€665
George Johnston Allman
1879 · Fine
€130
Harris, James
1758 · Very good
€415
Aristotle
1561 · Very good
€915
A. S. Neill
1935 · Very good
€45
René Descartes
1655 · Fine
€1,820
Thomson, Thomas
1802 · Very good
€160
Jan Hendrik van Swinden
1795 · Very good · NL
€330
A. Oliver
1795 · Fine
€480
John Ray
1709 · Very good
€280
Percival Lowell
1907 · Very good
€25
Adam Smith
1798 · Very good
€500
Robert Thomas
1819 · Very good
€180
Philip Barrough
1604 · Very good
€2,155
Giambattista Vico
1737 · Very good
€1,090
Edwin Emery Slosson
1935 · Very good
€40
Antoine Laurent Lavoisier
1812 · Fine
€315
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Jedidiah Morse
1802 · Very good
€130
Robert Hooper M.D.
1822 · Very good
€370
Gerrard Hickson
1922 · Very good
€35
Thomas Bell
1837 · Very good
€185
Joseph Priestley
1841 · Very good
€95
Elias Loomis
1883 · Very good
€120
John Wesley
1796 · Very good
€575
Plato
1835 · Fine
€145
Leopold Auenbrugger, Forbes, John Sir
1764 · Very good
€295
Erasmus Darwin
1808 · Fine
€280
Frederick Soddy
1935 · Fine
€30
Carl Linnaeus
1783 · Very good
€655
Harvey, William
1635 · Fine
€1,535
Thomas Middleton
1580 · Fine
€1,055
Thomas Bridges, Thomas Tooly
1764 · Very good
€265
W. W. How, Joseph Wells
1928 · Very good
€25
Yogananda Paramahansa
1931 · Fine
€125
Andrew Lang
1906 · Very good
€45
John Ruskin
1857 · Fine
€100
William Youatt
1838 · Very good
€280
David Hume
1762 · Fine
€415
Immanuel Kant, Kant
1816 · Very good
€155