Benjamin Field, John C. Symons
1889 · Very good
€50
Lewis Mumford
1935 · Very good
€25
Felix Klein
1926 · Very good
€35
Joseph Edmund Wright
1913 · Very good
€30
Henry Sinclair Hall, Samuel R. Knight
1904 · Fine
€30
Herbert E. Cobb
1935 · Very good
€30
F. Max Müller
1905 · Very good
€30
Augustin Privat-Deschanel
1903 · Very good
€40
Marcellus Emants
1900 · Very good · NL
€25
Dionysius Lardner
1875 · Very good
€50
Ralph W. G. Wyckoff
1935 · Very good
€30
Samuel Schmucker Sadtler
1935 · Very good
€45
Florian Cajori
1907 · Very good
€45
Erwin Madelung
1935 · Fine
€40
John Cowper Powys
1933 · Very good
€50
John Merle Coulter
1915 · Very good
€40
Frederick Soddy
1935 · Fine
€30
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Wood, Robert Williams
1919 · Fine
€40
Karl Pearson
1934 · Fine
€30
Carl David Tolmé Runge
1916 · Fine
€50
Lawrence Wolff
1929 · Very good
€35
H. Was
1898 · Very good · NL
€50
Edwin A. Burtt
1926 · Very good
€25