Hermann Wätjen
1927 · Very good · NL
€50
E. L. Jackson
1935 · Very good
€45
Alfred Wegener
1906 · Very good
€55
George Burton Adams
1935 · Good
€45
Agnes C. Laut
1920 · Good
€80
G. Hartwig
1900 · Good
€25
Henry Adams
1926 · Good
€90
Henry David Thoreau
1935 · Good
€30
John Joly
1932 · Very good
€75
Arnold J. Toynbee, D.C Somervell
1901 · Very good
€125
Charles Darwin
1931 · Good
€55
Nathaniel Southgate Shaler
1915 · Fair
€30
Seymour Dunbar
1919 · Fair
€20
Peter Kropotkin
1906 · Good
€45
Antwerp Edgar Pratt
1910 · Good
€40
Hubert Howe Bancroft
1905 · Good
€25
Walt Whitman
1901 · Very good
€65
Annie Salomons
1935 · Good · NL
€20
Samuel L. Goldenberg
1919 · Very good
€95
William Beebe
1935 · Fine
€115
Verney Lovett Cameron, Daniel Oliver
1912 · Good
€25
Willem Kloos
1902 · Very good · NL
€65
Roy Chapman Andrews, Yvette Borup Andrews
1921 · Good
€105
Charles Darwin
1909 · Fine
€90
William Beebe
1922 · Very good
€60
Frank E. Beddard
1902 · Very good
€25
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Carolyn Sherwin Bailey
1918 · Fair
€30
Charles Mair
1933 · Good
€60
Abraham Kuyper
1911 · Fine · NL
€30
Anton Kerner von Marilaun
1914 · Good
€65
Robert Louis Stevenson
1926 · Good
€75
Josiah Royce
1928 · Very good
€80
Robert W. C. Shelford, Edward Bagnall Poulton
1919 · Very good
€40
Bertrand Russell
1916 · Fair
€45
Hendrik Blink
1921 · Very good · NL
€30
Richard Harding Davis
1908 · Very good
€35
Frederick Orpen Bower
1934 · Good
€50
Victor Ernest Shelford
1935 · Fair
€20
S. Coolsma
1902 · Good · NL
€80
Hendrik Blink
1925 · Fair · NL
€20
José Ortega y Gasset
1931 · Very good
€60
Alfred Russel Wallace
1907 · Good
€45
British National Antarctic Expedition (1901-1904)
1912 · Good
€75
H. Koffyberg
1924 · Fair · NL
€20
Edward Carpenter
1906 · Good
€25
Oswald Spengler, Charles Francis Atkinson
1918 · Good
€45
R. Bijlsma
1926 · Good · NL
€25
Wilmore, Albert.
1921 · Good
€35
Thomas Griffith Taylor
1922 · Very good
€50
Bertrand Russell
1935 · Good
€90
John Merle Coulter
1912 · Good
€55
Gontran de Poncins, Lewis Galantière
1933 · Fair
€40
Willem Johannes Leyds
1926 · Good · NL
€75
Charles Fletcher Lummis
1902 · Very good
€25
F. W. van Wijk
1935 · Good · NL
€30
Arthur Henderson Smith
1935 · Fair
€40
Pieter Lodewijk Muller
1917 · Fair · NL
€55
Albert Perry Brigham
1913 · Good
€65
Saxton T. Pope
1935 · Good
€40