A. Wilmer Duff
1916 · Very good
€65
Thomas Henry Huxley
1904 · Good
€35
John Henry Comstock, Vernon L. Kellogg
1935 · Good
€105
Sir William Jardine, James Duncan
1813 · Good
€130
Edward Livingston Youmans
1896 · Good
€50
Watson, William
1929 · Fair
€50
John Timbs
1871 · Very good
€70
Denison Olmsted
1881 · Good
€100
Charles Riborg Mann
1916 · Very good
€35
R. G. Collingwood
1929 · Good
€35
Stephen Hales
1729 · Fair
€155
John Joseph Griffin
1832 · Good
€225
Thomas P. Jones
1868 · Good
€70
Garrett Putman Serviss
1911 · Fair
€50
Henri Poincaré, J. McKeen Cattell
1915 · Good
€50
Royal Astronomical Society
1879 · Very good
€80
Garrett Putman Serviss
1913 · Good
€35
Alexander Jamieson
1853 · Very good
€45
Frank Hall Thorp
1906 · Good
€25
Abraham Metz
1881 · Good
€110
Rudolf Steiner, Max Gysi
1910 · Very good
€25
Cooke, Josiah Parsons
1882 · Very good
€190
Felix O'Gallagher
1786 · Good
€265
William Tyler Olcott
1935 · Fair
€15
René Descartes
1666 · Good
€490
Marcet Mrs
1828 · Good
€155
Charles Babbage
1897 · Very good
€135
Leopold Gmelin
1876 · Very good
€155
Cooke, Josiah Parsons
1883 · Good
€60
British Museum (Natural History). Dept. of Mineralogy.
1916 · Good
€60
Sir Isaac Newton
1727 · Very good
€475
Elias Loomis
1883 · Very good
€120
Alpheus S. Packard
1904 · Good
€25
Pierre Joseph Macquer
1782 · Good
€205
Alexander Moszkowski
1935 · Fair
€15
René Descartes
1638 · Good
€1,375
William C. McC Lewis
1935 · Good
€30
John Freind
1727 · Very good
€225
Henry Watts
1893 · Good
€35
Moyse Charas
1677 · Very good
€1,080
William Houston Greene
1884 · Very good
€80
Kane, Robert
1847 · Good
€100
Richard L. Watson Jr.
1801 · Good
€250
Robert Ellis, F.L.S.
1852 · Very good
€110
Black, Newton Henry
1933 · Fair
€15
Elias Loomis
1902 · Fine
€55
Aristotle
1561 · Very good
€915
University of Chicago.
1904 · Good
€30
Richard Watson
1830 · Fine
€145
Jones Quain
1849 · Very good
€190
Harold Hilton
1914 · Good
€65
Francis Henry Williams
1910 · Fair
€50
Euclid
1585 · Very good
€565
John A. Suchocki
1924 · Good
€25
René Vallery-Radot
1917 · Good
€35
Jöns Jacob Berzelius
1834 · Good
€90
Charles Joseph Chamberlain
1910 · Good
€55
Turner, Edward
1847 · Good
€105
S. Weir Mitchell
1900 · Good
€25
Thomas Ruggles Pynchon
1878 · Very good
€240