Alexander von Humboldt
1858 · Good
€110
John Timbs
1871 · Very good
€70
Thomas Richard Parsons
1925 · Good
€30
Michael Faraday, Crookes, William Sir
1864 · Very good
€90
Rudolf Steiner, David W. Wood
1935 · Good
€20
Charles Babbage
1897 · Very good
€135
George Berkeley
1915 · Very good
€50
John Stuart Mill
1860 · Very good
€165
George L. Hosmer
1927 · Good
€65
Christian Hermann August Westhoff
1882 · Fair · NL
€60
Mulla, Dinshah Fardunji Sir
1926 · Good
€70
Karl Barth
1935 · Fair
€20
Henry Hancock
1899 · Fine
€80
Alfred Walter Stewart
1912 · Good
€25
Isaac Husik
1923 · Very good
€30
George Santayana, Colin D. Standish
1935 · Good
€55
James M. Anders
1900 · Very good
€45
Benedetto Croce
1912 · Very good
€25
W. Brennand
1903 · Very good
€70
Friedrich Engels
1905 · Fine
€80
Daniel John Cunningham
1895 · Fine
€120
Henry Gray F.R.S., Henry Vandyke Carter
1915 · Fine
€50
John Ruskin
1854 · Fair
€30
Paracelsus
1896 · Good
€130
Susan Warner
1884 · Good
€105
Walter B. Cannon
1931 · Good
€20
Jules Bernard Luys
1935 · Fair
€30
Kenyon Cox
1935 · Very good
€40
J. H. de Groot
1924 · Good · NL
€40
Henry Howe, Henry Howe
1872 · Very good
€65
J. B. Rietstap
1876 · Good · NL
€55
Karl Marx
1870 · Fine
€195
Richard D. Hoblyn
1869 · Fair
€90
College of Physicians of Philadelphia
1872 · Good
€80
John Ruskin
1889 · Good
€85
Warren Felt Evans
1901 · Good
€35
Benjamin N. Cardozo, Andrew L. Kaufman
1935 · Very good
€70
Samuel Philip Sadtler, Henry Trimble
1928 · Very good
€30
Epictetus
1920 · Good
€20
Nico H. J. Pijls, N.H. Pijls
1904 · Good
€75
Maurits Haantjes
1871 · Very good · NL
€80
Chemical Rubber Company
1934 · Very good
€55
Henry Gray F.R.S.
1880 · Good
€115
Sir William Osler
1916 · Good
€85
John Tyndall
1904 · Fair
€20
Worthington Hooker
1865 · Good
€50
Vladimir Il’ich Lenin, John Barber
1935 · Very good
€55
Leo Polak
1930 · Very good · NL
€45
John Ashhurst
1901 · Very good
€35
Friedrich Nietzsche
1915 · Fair
€25
Frederick Denison Maurice
1878 · Very good
€135
Ernst Bloch
1920 · Very good
€30
John Merle Coulter
1912 · Good
€55
Thomas Morgan Rotch
1914 · Good
€50
Rudyard Kipling
1890 · Very good
€110
José Ortega y Gasset
1934 · Good
€70
Ph Spinhoven, T.K. Bouman
1908 · Very good · NL
€25
William Pepper Jr, M.D., Alfred L. Loomis
1899 · Very good
€260
Gertrude Dudley
1909 · Very good
€85
Moses Foster Sweetser, James R. Osgood and Company
1875 · Good
€55