Denison Olmsted
1868 · Good
€60
Justus von Liebig, J. von Liebig
1845 · Fair
€105
George Fownes
1848 · Very good
€200
Joseph Le Conte
1928 · Very good
€30
A. S. Neill
1935 · Very good
€45
Henry E. Roscoe, Carl Schorlemmer
1886 · Fine
€60
Seneca the Younger
1531 · Fair
€1,440
Pierre Joseph Macquer
1782 · Good
€205
Grant Allen
1935 · Good
€75
Jane Haldimand Marcet
1809 · Fine
€255
Plato
1889 · Good
€60
Immanuel Kant
1805 · Very good
€100
John Eberle
1840 · Good
€100
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
Alfred Wegener
1906 · Very good
€55
Martin Klopstock
1911 · Good
€35
Henri Bergson, Frank Lubecki Pogson
1896 · Good
€60
Hans R. Pruppacher, J.D. Klett
1904 · Very good
€120
George Boole
1882 · Fine
€65
Immanuel Kant, Alain Renaut
1807 · Very good
€330
Immanuel Kant, Kant
1816 · Very good
€155
Parkes, Samuel
1817 · Good
€110
William Houston Greene
1884 · Very good
€80
Max Scheler
1935 · Good
€20
Rabindranath Tagore
1935 · Good
€30
Aristotle
1811 · Good
€125
Morris Raphael Cohen
1935 · Fine
€35
Elsdon Best
1935 · Good
€20
John Russell Reynolds, J Kiffin Penry
1873 · Fine
€245
Sidney Lanier
1910 · Good
€50
James White
1814 · Very good
€130
Roger Eliot Fry
1931 · Very good
€30
Constantin-François Volney
1796 · Fine
€355
Erasmus Darwin
1808 · Fine
€280
Edwin Lankester
1812 · Good
€160
James Copland
1851 · Fair
€100
Robert Boyle
1673 · Very good
€600
Alexander Tweedie, System
1841 · Fine
€160
Charles J. B. Williams
1848 · Fair
€140
Robert Flint
1932 · Very good
€40
David Hume
1762 · Fine
€415
John Frederick William Herschel
1856 · Very good
€55
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Rudolf Steiner, Hard Head Publications
1896 · Very good
€95
Ludvig Holberg
1776 · Good
€190
Friedrich Fröbel
1913 · Good
€20
Abraham Metz
1881 · Good
€110
Thomas Henry Huxley
1889 · Fair
€30
George Johnston Allman
1879 · Fine
€130
Chemical Society (Great Britain)
1893 · Very good
€60
Edmund Law
1746 · Very good
€565
Gottfried Wilhelm Leibniz
1721 · Good
€460
Herbert Spencer
1867 · Good
€45
William Thomas Brande
1820 · Fine
€190
Carlton C. Curtis
1907 · Fine
€50
J. Reynolds Green
1916 · Fair
€20
Frank Hall Thorp
1906 · Good
€25
Alexander Campbell Fraser
1901 · Good
€75
Chemical Society (Great Britain)
1862 · Fair
€60
Jacob Haafner
1851 · Very good · NL
€85