E. T. Whittaker
1920 · Good
€25
William Allen Whitworth
1870 · Very good
€55
Willem Christiaan Knottenbelt
1873 · Good · NL
€65
Alfred Wegener
1906 · Very good
€55
Preston, Thomas
1914 · Good
€30
George Barker Stevens
1930 · Fine
€60
Edward Caird
1908 · Good
€25
Wilmore, Albert.
1921 · Good
€35
Carl David Tolmé Runge
1916 · Fine
€50
John Caird
1884 · Fair
€25
John Caird
1905 · Very good
€30
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
William C. McC Lewis
1935 · Good
€30
William Thomson Kelvin, Peter Guthrie Tait
1884 · Very good
€115
Morris Raphael Cohen
1935 · Fine
€35
Herbert Spencer
1882 · Very good
€105
Den, Tex, C.J.
1893 · Very good · NL
€210
James Finley Weir Johnston
1855 · Very good
€225
F. Max Müller
1914 · Very good
€25
Francis Bacon
1930 · Fair
€45
S. Laing
1916 · Good
€50
Moritz Schlick
1928 · Good
€55
William Thoms
1862 · Good
€115
Charles Riborg Mann
1916 · Very good
€35
Wilkins, John
1643 · Good
€485
Joseph Le Conte
1928 · Very good
€30
P. L. Macdougall
1873 · Fair
€50
James Ferguson
1760 · Very good
€280
James Barr Walker
1850 · Good
€60
John A. Suchocki
1924 · Good
€25
Karl Pearson
1924 · Very good
€75
F. S. Macaulay
1922 · Fine
€135
Multatuli
1878 · Good · NL
€115
Friedrich Fröbel
1919 · Good
€20
William Thomson Kelvin
1889 · Very good
€165
Bernard Boedder
1897 · Fair
€40
Cassius Jackson Keyser
1935 · Good
€50
T. E. Hulme
1935 · Very good
€25
Samuel Schmucker Sadtler
1935 · Very good
€45
John Mason Good
1849 · Fair
€70
Edward Caird
1895 · Good
€150
Henry E. Roscoe
1906 · Good
€45
Henri Poincaré, Francis Maitland
1907 · Good
€60
Weber, Alfred
1909 · Good
€60
Herbert Spencer
1862 · Fine
€105
Orville J. Nave
1905 · Fair
€35
Thomas Reid
1765 · Very good
€640
Giambattista Vico
1737 · Very good
€1,090
Ebenezer Cunningham
1921 · Very good
€70
Jacob Burckhardt
1935 · Very good
€80
Antoine François de Fourcroy
1816 · Good
€285
Alfred Weber, Frank Thilly
1902 · Good
€20
A. S. Neill
1935 · Very good
€45
Jan Hendrik van Swinden
1795 · Very good · NL
€330
Benjamin N. Cardozo
1924 · Very good
€25
Robert Flint
1932 · Very good
€40
William Henry Bragg
1925 · Fair
€20
Norman Robert Campbell
1907 · Good
€30
Joseph Jacobs
1904 · Good
€25
Abraham de Moivre
1734 · Good
€750