George Andries Koeze
1935 · Good · NL
€55
Eldridge Cleaver, E. Cleaver
1898 · Fine
€325
Henry E. Roscoe
1866 · Good
€150
William Shakespeare, David Wellens (editor)
1907 · Good
€50
Hill, Charles
1914 · Fair
€45
Steven S. Zumdahl
1907 · Very good
€25
Kenyon Cox
1935 · Very good
€40
Herman Boerhaave
1763 · Fair
€240
Grant Allen
1884 · Very good
€45
Edward Carpenter
1906 · Good
€25
Lucien Geschwind
1934 · Good
€55
Friedrich Tiedemann
1847 · Good
€145
Nicolaus Copernicus
1544 · Very good
€750
Thomas Simpson
1751 · Very good
€660
John Ayres
1696 · Very good
€1,970
Jane Haldimand Marcet
1809 · Fine
€255
Garrett Putman Serviss
1913 · Good
€35
Jean Louis Rodolphe Agassiz
1870 · Very good
€70
George Adams
1797 · Fair
€320
Christian Wolff
1745 · Very good · NL
€300
John Joseph Griffin
1832 · Good
€225
Samuel Vince
1843 · Good
€75
Lazzaro Spallanzani
1778 · Very good
€545
Jean Louis Rodolphe Agassiz
1884 · Fair
€50
Cooke, Josiah Parsons
1882 · Very good
€190
Carl Friedrich Gauss
1817 · Fine
€130
Digby Collins
1878 · Good
€45
Garrett Putman Serviss
1935 · Good
€95
Frederick Soddy
1935 · Fine
€30
G. H. Hardy, T. W. Körner
1935 · Very good
€25
G. N. Watson
1935 · Good
€20
William Ellis
1833 · Very good
€175
Arnold J. Toynbee, D.C Somervell
1901 · Very good
€125
William Thoms
1862 · Good
€115
Benedetto Croce
1912 · Very good
€25
Thomas Griffith Taylor
1922 · Very good
€50
Cust, Robert Needham, Robert Needham Cust
1822 · Good
€110
Catharine Esther Beecher
1847 · Good
€160
Alfred L. Loomis
1877 · Good
€50
Camille Flammarion
1887 · Fine
€80
John Ruskin
1823 · Good
€105
Harry B. Gray, Richard Earl Dickerson
1905 · Good
€25
Luigi Cornaro
1916 · Very good
€55
Rudolf von Wagner
1871 · Very good
€70
Pierre Pomet
1715 · Very good
€420
Justus von Liebig, J. von Liebig
1845 · Fair
€105
Earl Derr Biggers, Robert Welles Ritchie
1932 · Fine
€90
Robert Smythe Hichens
1923 · Good
€50
Philip Henry Gosse
1862 · Very good
€75
Plutarch
1573 · Very good
€1,800
Gardner Dexter Hiscox
1921 · Good
€25
Chemical Society (Great Britain)
1862 · Fair
€60
Charles E. de M. Sajous
1906 · Very good
€115
Henry Erni
1935 · Fair
€55
Nathaniel Bowditch
1869 · Fair
€125
Steven S. Zumdahl
1915 · Fine
€45
George L. Hosmer
1927 · Good
€65
Felix O'Gallagher
1786 · Good
€265
William Hogarth
1918 · Fair
€40
Robert William Felkin
1898 · Good
€115