Charles Hutton
1812 · Very good
€245
George Boole
1882 · Fine
€65
John Ayres
1696 · Very good
€1,970
Euclid
1585 · Very good
€565
Sir Isaac Newton
1727 · Very good
€475
Thomas Simpson
1751 · Very good
€660
George Johnston Allman
1879 · Fine
€130
René Descartes
1912 · Very good
€85
Walter E. Thirring
1906 · Fine
€40
Silvanus Phillips Thompson
1935 · Very good
€35
Walsh, Michael
1808 · Very good
€180
Nicholson, William
1818 · Very good
€185
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Immanuel Kant, Kant
1816 · Very good
€155
Thomson, Thomas
1802 · Very good
€160
Giambattista Vico
1737 · Very good
€1,090
Colin MacLaurin
1753 · Very good
€835
René Descartes
1655 · Fine
€1,820
Yogananda Paramahansa
1931 · Fine
€125
Jan Hendrik van Swinden
1795 · Very good · NL
€330
A. S. Neill
1935 · Very good
€45
Auguste Comte
1801 · Very good
€250
Robert Thomas
1819 · Very good
€180
John Conduitt
1733 · Very good
€665
Richard Helsham
1743 · Very good
€365
William Houston Greene
1884 · Very good
€80
Nicolas Malebranche
1693 · Very good
€600
Elias Loomis
1883 · Very good
€120
Morris Raphael Cohen
1935 · Fine
€35
Plato
1562 · Fine
€1,785
George Fownes
1848 · Very good
€200
Georg Wilhelm Friedrich Hegel
1813 · Very good
€110
Robert Hooper M.D.
1822 · Very good
€370
Philip Barrough
1604 · Very good
€2,155
Watson, Thomas Sir
1846 · Very good
€185
Joseph Louis Lagrange, A. Boissonnade
1793 · Very good
€505
William Whewell
1848 · Fine
€145
William Cullen
1801 · Very good
€165
Constantin-François Volney
1796 · Fine
€355
Thomas Bell
1837 · Very good
€185
Galileo Galilei
1664 · Very good
€2,345
Erasmus Darwin
1808 · Fine
€280
James Finley Weir Johnston
1855 · Very good
€225
Henry, William
1720 · Very good
€615
Adam Smith
1798 · Very good
€500
Percival Lowell
1907 · Very good
€25
William Thomas Brande
1820 · Fine
€190
TETRIS
1748 · Fine
€1,000
Wilson, Erasmus Sir
1849 · Very good
€170
Carl Linnaeus
1783 · Very good
€655
Antoine Laurent Lavoisier
1812 · Fine
€315
Ralph W. G. Wyckoff
1935 · Very good
€30
Aristotle
1561 · Very good
€915
Jedidiah Morse
1802 · Very good
€130
Justus von Liebig
1842 · Very good
€135
John William Draper
1847 · Fine
€180
Edwin Emery Slosson
1935 · Very good
€40
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Alexander Jamieson
1853 · Very good
€45
James Ferguson
1765 · Very good
€805