Martin Robison Delany
1865 · Good
€40
Hermann Wätjen
1927 · Very good · NL
€50
E. L. Jackson
1935 · Very good
€45
George Burton Adams
1935 · Good
€45
John Palliser
1862 · Good
€35
G. Hartwig
1900 · Good
€25
Henry David Thoreau
1935 · Good
€30
Alexander von Humboldt
1853 · Very good
€50
Harriet Mann Miller
1895 · Good
€50
John Leslie
1861 · Fair
€50
John Ruskin
1895 · Good
€35
Nathaniel Southgate Shaler
1915 · Fair
€30
Seymour Dunbar
1919 · Fair
€20
Peter Kropotkin
1895 · Fair
€35
Peter Kropotkin
1906 · Good
€45
Antwerp Edgar Pratt
1910 · Good
€40
Hubert Howe Bancroft
1905 · Good
€25
Henry Drummond
1891 · Fair
€40
Annie Salomons
1935 · Good · NL
€20
Verney Lovett Cameron, Daniel Oliver
1912 · Good
€25
Frank E. Beddard
1902 · Very good
€25
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Carolyn Sherwin Bailey
1918 · Fair
€30
Abraham Kuyper
1911 · Fine · NL
€30
C. J. Maynard
1885 · Good
€35
Arabella B. Buckley
1887 · Good
€45
Jean Louis Rodolphe Agassiz
1884 · Fair
€50
Robert W. C. Shelford, Edward Bagnall Poulton
1919 · Very good
€40
Bertrand Russell
1916 · Fair
€45
Hendrik Blink
1921 · Very good · NL
€30
Charles Colcock Jones
1892 · Very good
€50
Salomon Müller
1870 · Fair · NL
€50
Richard Harding Davis
1908 · Very good
€35
Frederick Orpen Bower
1934 · Good
€50
Victor Ernest Shelford
1935 · Fair
€20
Hendrik Blink
1925 · Fair · NL
€20
Alfred Russel Wallace
1907 · Good
€45
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
John Ruskin
1887 · Good
€45
Thomas Henry Huxley
1889 · Fair
€30
Gontran de Poncins, Lewis Galantière
1933 · Fair
€40
Charles Fletcher Lummis
1902 · Very good
€25
F. W. van Wijk
1935 · Good · NL
€30
Arthur Henderson Smith
1935 · Fair
€40
Matthew Calbraith Perry
1859 · Very good
€45
Edward Jesse
1862 · Good
€40
Charles Darwin
1895 · Fair
€25
R. G. Collingwood
1865 · Good
€45
Saxton T. Pope
1935 · Good
€40
J. Arthur Thomson
1909 · Fine
€45
E. J. Banfield
1922 · Very good
€30
Eugène Pittard
1926 · Good
€20
F. O. Morris
1866 · Good
€40
Edward Westermarck
1917 · Very good
€45
Arthur, comte de Gobineau
1911 · Fair
€30