Benedictus de Spinoza
1909 · Good
€30
Herbert Spencer
1862 · Fine
€105
Henrik Ibsen
1929 · Good
€60
Genevieve Stebbins
1920 · Fair
€20
Frank Michler Chapman
1897 · Good
€130
Ernst Heinrich Philipp August Haeckel
1900 · Fine
€30
Anthony A. Bowlby
1907 · Good
€40
M. Büsgen
1897 · Good
€65
Frederick Orpen Bower
1934 · Good
€50
Richard Rush
1856 · Very good
€60
John Merle Coulter
1915 · Very good
€40
Andrew Lang
1916 · Fine
€55
Arthur Penrhyn Stanley
1883 · Fair
€30
William Thomson Kelvin, Peter Guthrie Tait
1884 · Very good
€115
Frank E. Smedley
1851 · Good
€45
Minard Lafever
1851 · Good
€115
F. Max Müller
1889 · Fine
€115
John Ruskin
1906 · Good
€40
Roy Chapman Andrews, Yvette Borup Andrews
1921 · Good
€105
Thomson, Arthur
1917 · Good
€60
Daniel John Cunningham
1895 · Fine
€120
Samuel D. Gross
1861 · Good
€70
Howard A. Kelly
1899 · Very good
€45
Henry Ward Beecher
1891 · Good
€155
Arthur W. Dow, Joseph Masheck
1918 · Very good
€45
Elizabeth Thomson King
1935 · Good
€60
Gerlof van Vloten
1901 · Fair · NL
€15
Spencer Thomson, John Charles Steele
1864 · Good
€75
W. Brennand
1903 · Very good
€70
Alfred Swaine Taylor
1858 · Very good
€45
E. T. Whittaker
1920 · Good
€25
Henry van Dyke
1935 · Fair
€55
Charles Kingsley
1907 · Good
€20
Rudolf Rüetschi
1895 · Good · NL
€140
Elisha J. Lewis
1857 · Good
€75
Alfred Russel Wallace
1935 · Fine
€35
Hegner, Robert William
1935 · Very good
€45
Bertrand Russell
1935 · Fair
€30
Harriet Martineau
1858 · Very good
€165
Adrianus Johannes Immink
1892 · Very good · NL
€160
Lafcadio Hearn
1891 · Fair
€30
Jones, Thomas Rymer
1879 · Very good
€95
Thomas Henry Huxley
1897 · Fine
€135
Willem Storm van Leeuwen
1924 · Very good · NL
€75
Emanuel Hannak
1911 · Very good · NL
€25
Bayard Taylor
1879 · Fine
€60
Richard D. Hoblyn
1869 · Fair
€90
L. H. Bailey
1932 · Good
€20
al-Ghazzālī, Mohammed al-Ghazzali
1911 · Good
€45
William Dean Howells
1924 · Fine
€30
Salomon Müller
1870 · Fair · NL
€50
Charles Darwin
1919 · Good
€30
George Henry Lewes
1891 · Very good
€50
Karl Marx
1853 · Very good
€55
James Fergusson
1892 · Good
€45
Benjamin N. Cardozo, Andrew L. Kaufman
1935 · Very good
€70
Friedrich Engels
1907 · Good
€50
Alfred Percy Sinnett
1897 · Fair
€30
Ralph Nicholson Wornum
1861 · Very good
€50
Phillips Brooks
1883 · Very good
€95