John Bernhard Stallo
1883 · Fine
€55
Sir William Hamilton, 9th Baronet
1859 · Good
€75
Hans R. Pruppacher, J.D. Klett
1904 · Very good
€120
Josiah Royce
1898 · Very good
€75
Edwin Checkley
1890 · Good
€50
Florian Cajori
1929 · Good
€65
William Kingdon Clifford
1887 · Good
€115
Tito Vignoli
1885 · Good
€50
Carl Friedrich Gauss
1817 · Fine
€130
Michael Faraday
1874 · Fine
€65
James Clerk Maxwell
1881 · Good
€125
McDougall, William
1917 · Fine
€100
Bertrand Russell
1916 · Good
€80
Henri Poincaré, J. McKeen Cattell
1915 · Good
€50
A. Privat-Deschanel
1889 · Good
€55
A. Privat-Deschanel
1875 · Very good
€80
Matthew Charteris
1916 · Fine
€80
Bertrand Russell
1932 · Very good
€90
Dionysius Lardner
1875 · Very good
€50
Cassius Jackson Keyser
1935 · Good
€50
William Kelley Wright
1923 · Very good
€75
Marion Lowell
1897 · Good
€55
William Cecil Dampier
1930 · Very good
€60
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
John Cowper Powys
1933 · Very good
€50
Franz Kafka
1921 · Good
€60
Mary Somerville
1853 · Good
€95
William Thomson Kelvin, Peter Guthrie Tait
1884 · Very good
€115
Eduard Zeller
1912 · Very good
€55
Paul Carus
1893 · Good
€95
William Whewell
1848 · Fine
€145
Alfred Daniell
1888 · Good
€70
Combe, Andrew
1847 · Fair
€115
James Martineau
1935 · Very good
€80
George Boole
1856 · Good
€90
Sir Charles Bell
1859 · Good
€110
Moritz Schlick
1928 · Good
€55
Yogananda Paramahansa
1931 · Fine
€125
George Santayana, Colin D. Standish
1935 · Good
€55
Robert Ellis, F.L.S.
1852 · Very good
€110
Thomas Roderick Fraser, Andrew Dewar
1881 · Fair
€95
Bertrand Russell
1935 · Good
€85
Henri Poincaré, Francis Maitland
1907 · Good
€60
John Dalton
1838 · Good
€85
Harold Hilton
1914 · Good
€65
Dugald Stewart
1815 · Very good
€95
Richard Maurice Bucke
1935 · Very good
€85
Upton Sinclair
1927 · Very good
€75
Henry Longueville Mansel
1873 · Good
€60
William Whewell
1834 · Fair
€140
John Harris
1876 · Very good
€85
Plato
1879 · Good
€65
John Herbert Sangster
1863 · Good
€75
Theodor Gomperz
1933 · Very good
€50
Hugh S. Taylor
1933 · Good
€55
Bertrand Russell
1933 · Good
€60
Jacob Abbott
1862 · Very good
€115
Frederick Denison Maurice
1878 · Very good
€135
C. Judson Herrick
1931 · Fine
€55
A. Wilmer Duff
1916 · Very good
€65