James Orchard Halliwell-Phillipps, William Bourne
1839 · Good
€95
F. S. Macaulay
1922 · Fine
€135
Jeremiah Day
1814 · Good
€140
Hermann Cäsar Hannibal Schubert
1927 · Good
€65
Ron Larson
1906 · Good
€45
Louis Couturat
1935 · Good
€70
J. T. Crawford
1923 · Good
€25
P. Wijdenes
1932 · Very good · NL
€60
Matthias Ehrgott
1912 · Very good
€50
George Boole
1882 · Fine
€65
R. Fletcher
1922 · Good
€20
Augustus De Morgan
1903 · Very good
€60
Carl David Tolmé Runge
1916 · Fine
€50
Brahmagupta, Henry Thomas Colebrooke
1835 · Good
€135
John Ward (of Chester)
1708 · Good
€305
Elias Loomis
1874 · Very good
€50
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
René Descartes
1912 · Very good
€85
Charles Hutton
1812 · Very good
€245
Alfred North Whitehead
1921 · Good
€20
E. T. Whittaker, G. N. Watson
1920 · Fine
€75
Henry B. Maglathlin
1869 · Very good
€50
Bertrand Russell
1916 · Good
€80
John Ayres
1696 · Very good
€1,970