William Ledley Vosburgh
1918 · Very good
€90
Michael Faraday
1874 · Fine
€65
Charles Riborg Mann
1916 · Very good
€35
Worthington Hooker
1883 · Very good
€130
Augustine of Hippo
1857 · Very good
€75
George Boole
1856 · Good
€90
James Anthony Froude
1884 · Fine
€95
Abraham Roger
1935 · Good · NL
€40
Claude Bernard
1870 · Very good
€130
Arthur A. Noyes
1935 · Good
€20
Johannes Kepler
1859 · Good
€140
Samuel Pierpont Langley
1889 · Good
€45
Alexander Lowy, Benjamin Harrow
1924 · Fine
€120
P. Wijdenes
1932 · Very good · NL
€60
George Bernard Shaw
1913 · Good
€50
Ron Larson
1906 · Good
€45
S. Coolsma
1902 · Good · NL
€80
Heraclitus of Ephesus
1918 · Good
€20
James Martineau
1935 · Very good
€80
Carl Adolf Elias
1893 · Good · NL
€170
Sanborn Tenney
1881 · Very good
€70
John Reid Muir
1911 · Very good
€40
Arnold J. Toynbee, D.C Somervell
1901 · Very good
€125
Augustin Privat-Deschanel
1903 · Very good
€40
John Dewey
1910 · Fine
€30
Seakle Greijdanus
1935 · Good · NL
€45
John Galsworthy
1935 · Fine
€105
Francis Bacon
1899 · Fine
€130
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
Augustus Hopkins Strong
1926 · Good
€30
William H. Chapin
1933 · Very good
€35
Josiah Royce
1902 · Very good
€30
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Uspenskiĭ Petr Demʹi͡anovich
1935 · Fine
€95
Florian Cajori
1929 · Good
€65
Rudolf Steiner, Max Gysi
1910 · Very good
€25
Abraham Kuyper
1911 · Fine · NL
€30
Cassius Jackson Keyser
1935 · Good
€50
Calvin Cutter
1853 · Good
€60
Garrett Putman Serviss
1909 · Good
€45
Nathaniel Benchley
1920 · Very good
€55
Walter Rauschenbusch
1929 · Very good
€35
José Ortega y Gasset
1931 · Very good
€60
Aristotle
1884 · Very good
€75
Garrett Putman Serviss
1913 · Good
€35
Anthony Trollope
1879 · Good
€35
Le Corbusier
1935 · Good
€45
Samuel Colman, Samuel Colman
1935 · Good
€30
Mabel Osgood Wright
1903 · Good
€40
Aristotle
1882 · Good
€95
Arie Mijnlieff
1881 · Good · NL
€120
Adam Storey Farrar
1879 · Good
€45
Balfour Stewart
1919 · Good
€20
John Mirk
1871 · Very good
€145
Henry E. Roscoe
1866 · Good
€150
Annie Salomons
1923 · Very good · NL
€25
James McNeill Whistler
1895 · Good
€120
Hugh Lofting
1920 · Very good
€45
Edouard Goursat
1933 · Very good
€30
John Burroughs
1894 · Good
€45