R. Fletcher
1922 · Good
€20
Oliver Byrne
1877 · Fine
€75
Charles Hutton
1812 · Very good
€245
George Boole
1882 · Fine
€65
Claude Irwin Palmer
1912 · Good
€20
Walter E. Thirring
1906 · Fine
€40
Sir J. J. Thomson
1907 · Good
€25
James Orchard Halliwell-Phillipps, William Bourne
1839 · Good
€95
Judah M. Eisenberg, Walter Greiner
1904 · Good
€40
John A. Van de Walle
1920 · Good
€35
Silvanus Phillips Thompson
1935 · Very good
€35
George Johnston Allman
1879 · Fine
€130
Walsh, Michael
1808 · Very good
€180
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
Thomas Simpson
1751 · Very good
€660
G. N. Watson
1935 · Good
€20
Brahmagupta, Henry Thomas Colebrooke
1835 · Good
€135
Maria Montessori
1931 · Good
€110
René Descartes
1912 · Very good
€85
Alexander Tweedie, System
1841 · Fine
€160
Joseph Louis Lagrange, A. Boissonnade
1793 · Very good
€505
Robert Thomas
1819 · Very good
€180
Alfred Daniell
1888 · Good
€70
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Robert Hooper M.D.
1822 · Very good
€370
Auguste Comte
1801 · Very good
€250
Sigmund Freud
1906 · Good
€25
Bertrand Russell
1935 · Good
€85
A. S. Neill
1935 · Very good
€45
Marcet Mrs
1828 · Good
€155
Hans R. Pruppacher, J.D. Klett
1904 · Very good
€120
Jørgen Peter Müller
1902 · Fine
€155
Immanuel Kant, Kant
1816 · Very good
€155
James Lind
1786 · Good
€360
William Houston Greene
1884 · Very good
€80
Elias Loomis
1883 · Very good
€120
Margaret Bryan
1800 · Good
€210
Roger Eliot Fry
1931 · Very good
€30
Matthew Baillie
1812 · Good
€175
Lewis Foreman Day
1920 · Fine
€70
Colin MacLaurin
1753 · Very good
€835
Antoine Laurent Lavoisier
1812 · Fine
€315
Aristotle
1811 · Good
€125
Garrett Putman Serviss
1935 · Good
€95
Erasmus Darwin
1808 · Fine
€280
Robert Flint
1932 · Very good
€40
Thomas Bell
1837 · Very good
€185
Herbert Spencer
1867 · Good
€45
William Shakespeare
1743 · Good
€745
John Harvey Kellogg
1914 · Very good
€140
Robert Hooper M.D.
1823 · Fine
€320
Friedrich Christian Accum
1816 · Good
€110
Madhava
1890 · Good
€110
Basilius Valentinus, Theodor Kerckring
1654 · Very good
€1,415
John Joseph Griffin
1832 · Good
€225
Frank Hall Thorp
1906 · Good
€25
Sturm, Christoph Christian
1815 · Very good
€95
René Descartes
1655 · Fine
€1,820
Edwin Emery Slosson
1935 · Very good
€40