J. T. Crawford
1923 · Good
€25
Charles Elam
1869 · Good
€40
Herbert E. Cobb
1935 · Very good
€30
Dudley Allen Sargent
1917 · Very good
€30
Donald Walker
1851 · Fair
€25
George Pólya, Gábor Szegő
1935 · Fair
€50
T. Sundara Rao
1905 · Fair
€15
Will Durant
1919 · Good
€50
Edwin Checkley
1890 · Good
€50
Henry Ernest Dudeney
1935 · Fair
€25
Richard C. Cabot
1908 · Good
€40
Steven S. Zumdahl
1907 · Very good
€25
Wilbur Pardon Bowen
1935 · Good
€50
Gilbert Keith Chesterton, CrossReach Publications
1918 · Good
€50
G. W. C. Kaye
1915 · Good
€20
Mary Whiton Calkins
1910 · Very good
€35
Thomas Henry Huxley
1904 · Good
€35
Arthur Gordon Webster
1935 · Good
€20
Arthur Stanley Eddington
1924 · Good
€35
E. T. Whittaker, Sir William McCrae
1906 · Good
€35
Tito Vignoli
1885 · Good
€50
George A. Cornish
1923 · Very good
€35
E. B. Houghton
1913 · Fair
€20
John Dewey
1935 · Good
€30
William James
1935 · Fair
€15
H. Newell Martin, Ernest Gale Martin
1904 · Fine
€40
Garrett Putman Serviss
1913 · Good
€35
G. H. Hardy, T. W. Körner
1935 · Very good
€25
F. Matthias Alexander
1935 · Fine
€35
G. N. Watson
1935 · Good
€20
Henri Bergson, Nancy Margaret Paul
1902 · Good
€45
Balfour Stewart
1919 · Good
€20
Matthew Arnold
1903 · Good
€40
Lascelles Abercrombie
1915 · Fair
€25
Alfred L. Loomis
1877 · Good
€50
Dionysius Lardner
1875 · Very good
€50
Agnes Repplier
1894 · Very good
€45
Samuel Pierpont Langley
1903 · Good
€20
Carl David Tolmé Runge
1916 · Fine
€50
Friedrich Schiller
1935 · Fair
€20
Catharine Esther Beecher
1877 · Good
€35
Edwin Emery Slosson
1935 · Very good
€40
Edouard Goursat
1933 · Very good
€30
José Raúl Capablanca
1921 · Very good
€25
Edward Sapir
1926 · Good
€40
Florian Cajori
1907 · Very good
€45
Parmenides.
1902 · Fair
€35
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
John Eric Erichsen
1908 · Good
€25
Black, Newton Henry
1933 · Fair
€15
Arthur Clutton-Brock
1935 · Good
€20
Hamlin Garland, Jane Johnson
1898 · Very good
€45
Stone, Witmer
1905 · Fair
€20
Walter B. Cannon
1931 · Good
€20
Percival Lowell
1907 · Very good
€25
Irvin S. Cobb
1935 · Good
€50
Thomas Troward
1922 · Good
€30
Langdon-Brown, Walter Sir
1909 · Good
€40
Harm Bouwman
1916 · Very good · NL
€30
Josiah Royce
1914 · Fair
€25