Alfred Wegener
1906 · Very good
€55
John Joly
1932 · Very good
€75
Nathaniel Southgate Shaler
1915 · Fair
€30
Hubert Howe Bancroft
1905 · Good
€25
Charles Darwin
1909 · Fine
€90
William Beebe
1922 · Very good
€60
Carolyn Sherwin Bailey
1918 · Fair
€30
Richard Harding Davis
1908 · Very good
€35
F. W. van Wijk
1935 · Good · NL
€30
Pieter Lodewijk Muller
1917 · Fair · NL
€55
Saxton T. Pope
1935 · Good
€40
Eugène Pittard
1926 · Good
€20
Edward Westermarck
1917 · Very good
€45
Harriman Alaska Expedition (1899)
1901 · Very good
€70
Adolf Engler
1917 · Good
€25
H. G. Wells
1929 · Very good
€25
Hugo Claus
1917 · Fair · NL
€35
Lafcadio Hearn
1935 · Good
€20
Petrus Johannes Blok
1914 · Good · NL
€40
Carl Lumholtz
1935 · Fair
€35
Nederlandse Mycologische Vereniging
1918 · Fair · NL
€15
Gerrard Hickson
1922 · Very good
€35
Abraham Kuyper
1935 · Very good · NL
€50
Carlton C. Curtis
1907 · Fine
€50
Christiaan Lodewijk Houthuysen
1930 · Good · NL
€30
Walter W. Bryant
1907 · Good
€25
Hartmann, Sadakichi
1929 · Good
€20
Frederic Austin Ogg
1921 · Good
€40
Dirk Peter Blok
1900 · Good · NL
€35
Iwan Bloch, Richard Deniston
1901 · Very good
€25
T. Jeffery Parker
1907 · Fair
€55
Anton Willem Nieuwenhuis
1909 · Very good · NL
€75
Eric Partridge
1923 · Very good
€90
Samuel Gronemann
1935 · Good · NL
€110
Charles Fort
1933 · Fair
€35
Miguel de Unamuno
1935 · Good
€25
Georg Wilhelm Friedrich Hegel
1910 · Very good
€35
Max Scheler
1935 · Good
€20
Worthington Hooker
1906 · Very good
€30
Norman Douglas
1927 · Good
€25
Garrett Putman Serviss
1935 · Good
€95
James George Frazer
1935 · Fine
€140
Anatole France
1901 · Very good
€120
Mackinder, Halford John Sir
1922 · Very good
€35
Johannes Hoops
1911 · Good
€65
W. W. How, Joseph Wells
1928 · Very good
€25
Hezekiah Butterworth
1906 · Good
€20
Sedgwick, Adam
1915 · Very good
€95
Salomon Reinach
1925 · Fine
€130
Hilaire Belloc
1908 · Good
€70
W. H. Hudson
1924 · Fine
€105
Thomas Vicary
1934 · Good
€75
J. E. Jasper
1915 · Very good · NL
€70
Koninklijk Instituut voor de Taal-, Land- en Volkenkunde van Nederlandsch-Indië.
1915 · Good · NL
€20
Alpheus S. Packard
1904 · Good
€25
G. A. Henty
1904 · Very good
€55
Hesketh Vernon Hesketh-Prichard, John Guille Millais
1902 · Good
€60
Gilbert Keith Chesterton
1935 · Fair
€20
Joseph Le Conte
1928 · Very good
€30
J. A. Dubois
1902 · Very good
€25