John Joly
1932 · Very good
€75
Claude Irwin Palmer
1912 · Good
€20
Miller, William J.
1935 · Fair
€20
Nathaniel Southgate Shaler
1915 · Fair
€30
Percival Lowell
1907 · Very good
€25
William Kingdon Clifford
1914 · Fair
€35
Alfred Wegener
1906 · Very good
€55
Garrett Putman Serviss
1935 · Good
€95
Morris, Henry Sir
1926 · Good
€110
Walter E. Thirring
1906 · Fine
€40
James McNeill Whistler
1902 · Good
€75
Edwin Emery Slosson
1935 · Very good
€40
Bertrand Russell
1935 · Good
€85
Judah M. Eisenberg, Walter Greiner
1904 · Good
€40
Ralph W. G. Wyckoff
1935 · Very good
€30
Louis Couperus
1904 · Very good · NL
€25
Sir James Alfred Ewing
1932 · Good
€95
Albert Einstein, G. B. Jeffery
1926 · Fair
€25
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Frederick Soddy
1935 · Fine
€30
Samuel O. L. Potter
1910 · Good
€30
Gerrard Hickson
1922 · Very good
€35
Yogananda Paramahansa
1931 · Fine
€125
John Couch Adams, J. W. L. Glaisher
1903 · Good
€30
Plato
1917 · Good
€30
Thomas Vicary
1934 · Good
€75
Abraham Kuyper
1914 · Good · NL
€20
G. N. Watson
1935 · Good
€20
Samuel Gronemann
1935 · Good · NL
€110
G. Christian Hoffmann
1901 · Good
€30
Comstock, George C.
1923 · Fair
€15
George Arthur Piersol, Thomas Dwight
1915 · Good
€45
John Cowper Powys
1933 · Very good
€50
René Descartes
1912 · Very good
€85
J. Reynolds Green
1916 · Fair
€20
Ernest William Hey Groves
1932 · Fair
€30
Glentworth Reeve Butler
1902 · Fair
€55
Adolf Engler
1917 · Good
€25
Clive Bell
1924 · Very good
€115
Hill, Charles
1914 · Fair
€45
Frank Hall Thorp
1906 · Good
€25
Krogh, August
1935 · Very good
€85
Jørgen Peter Müller
1902 · Fine
€155
R. Fletcher
1922 · Good
€20
Charles Fort
1933 · Fair
€35
Roger Eliot Fry
1931 · Very good
€30
Sir J. J. Thomson
1907 · Good
€25
Werner Spalteholz
1926 · Good
€50
Johannes Hoops
1911 · Good
€65
Mackinder, Halford John Sir
1922 · Very good
€35
Georg Wilhelm Friedrich Hegel
1935 · Good
€100
P. Biesterveld
1932 · Good · NL
€75
Peter Willem Hendrik Truyen
1901 · Fair · NL
€15
Foeke Buitenrust Hettema
1914 · Very good · NL
€55
A. S. Neill
1935 · Very good
€45
William Beebe
1922 · Very good
€60
Petrus Johannes Blok
1914 · Good · NL
€40
Hegeler Institute
1924 · Fine
€100
Silvanus Phillips Thompson
1935 · Very good
€35
Gilbert Keith Chesterton
1922 · Good
€55