Steven S. Zumdahl
1907 · Very good
€25
G. H. Hardy, T. W. Körner
1935 · Very good
€25
John Dewey
1910 · Fine
€30
Carl David Tolmé Runge
1916 · Fine
€50
Charles Colcock Jones
1892 · Very good
€50
Lewis Carroll
1914 · Very good
€25
George A. Cornish
1923 · Very good
€35
Jan Jacob Bruins
1935 · Very good · NL
€45
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Henry B. Maglathlin
1869 · Very good
€50
F. Matthias Alexander
1935 · Fine
€35
L. A. Waterbury
1913 · Fine
€45
Matthias Ehrgott
1912 · Very good
€50
Charles Riborg Mann
1916 · Very good
€35
Paul Klee
1935 · Very good
€25
A. S. Neill
1935 · Very good
€45
Abraham Flexner
1920 · Very good
€30
Rabindranath Tagore
1917 · Very good
€35
Herbert E. Cobb
1935 · Very good
€30
Edouard Goursat
1933 · Very good
€30
Leslie Brainerd Arey
1924 · Very good
€45
Augustin Privat-Deschanel
1903 · Very good
€40
Foster Dee Snell, Cornelia T. Snell
1934 · Very good
€30
Samuel Schmucker Sadtler
1935 · Very good
€45
George Percival Mills
1935 · Very good
€25
Hugo D. Froehlich, Bonnie E. Snow
1928 · Very good
€25
Mark F. Boyd
1926 · Very good
€25
Edwin Emery Slosson
1935 · Very good
€40
J. H. Poynting
1922 · Very good
€35
William Shakespeare
1872 · Very good
€50
Dudley Allen Sargent
1917 · Very good
€30
Ralph Adams Cram
1902 · Very good
€30
B. P. Ponsioen
1935 · Very good · NL
€30
Daniel John Cunningham
1919 · Very good
€40
William H. Chapin
1933 · Very good
€35
Henry Sinclair Hall, Samuel R. Knight
1904 · Fine
€30
John Ruskin
1900 · Very good
€25
Steven S. Zumdahl
1915 · Fine
€45
Sarah Josepha Hale
1880 · Very good
€45
Felix Klein
1926 · Very good
€35
Ethel Home
1934 · Very good
€45
Frederick Moore Simpson
1908 · Very good
€35
Silvanus Phillips Thompson
1935 · Very good
€35
William Chauvenet
1899 · Very good
€45
Florian Cajori
1907 · Very good
€45
James Martineau, James Martineau
1916 · Very good
€35
J. H. Poynting
1916 · Very good
€45
E. J. Potgieter
1886 · Very good · NL
€45
Joseph Edmund Wright
1913 · Very good
€30
E. B. Jamieson
1914 · Fine
€40
Benedetto Croce
1912 · Very good
€25
Frank E. Beddard
1902 · Very good
€25
Kimball, Arthur L.
1935 · Very good
€25
Ph Spinhoven, T.K. Bouman
1908 · Very good · NL
€25
Joseph Devlin
1930 · Very good
€25
G. H. Hardy, J. G. Leathem
1916 · Fine
€35
George Brant Bridgman
1920 · Very good
€45
W. R. Gowers
1903 · Very good
€45
J. J. Graham Brown
1901 · Very good
€50
John Dewey
1923 · Very good
€25