Edwin Checkley
1890 · Good
€50
Wilbur Pardon Bowen
1935 · Good
€50
Digby Collins
1878 · Good
€45
Jan Jacob Bruins
1935 · Very good · NL
€45
E. B. Houghton
1913 · Fair
€20
Thorstein Veblen
1921 · Good
€40
Klikspaan
1935 · Fair · NL
€35
F. Matthias Alexander
1935 · Fine
€35
Friedrich Fröbel
1913 · Good
€20
University of Chicago. Press.
1913 · Good
€50
Arthur A. Noyes
1935 · Good
€20
John Dewey
1910 · Fine
€30
Rabindranath Tagore
1917 · Very good
€35
Martin Klopstock
1911 · Good
€35
Mary Roberts Rinehart
1924 · Very good
€25
Peter Willem Hendrik Truyen
1901 · Fair · NL
€15
Thomas Henry Huxley
1889 · Fair
€30
Dudley Allen Sargent
1917 · Very good
€30
Theodor Kocher
1921 · Good
€35
Balfour Stewart
1919 · Good
€20
Carl Gobée
1861 · Very good · NL
€45
H. Newell Martin
1903 · Fine
€40
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
Stijn Streuvels
1912 · Fair · NL
€15
Langdon-Brown, Walter Sir
1909 · Good
€40
Jules Bernard Luys
1909 · Good
€25
Charles Elam
1869 · Good
€40
Frans Verschoren
1913 · Good · NL
€20
Otto Zuckerkandl
1922 · Good
€45
W. Vrolik
1852 · Fair · NL
€40
Carl David Tolmé Runge
1916 · Fine
€50
Denison Olmsted
1857 · Fair
€40
Friedrich Fröbel
1919 · Good
€20
Steven S. Zumdahl
1907 · Very good
€25
J. Reynolds Green
1916 · Fair
€20
Genevieve Stebbins
1920 · Fair
€20
Leslie Brainerd Arey
1924 · Very good
€45
A. S. Neill
1935 · Very good
€45
Hélène Swarth
1921 · Good · NL
€30
H. Newell Martin
1908 · Very good
€35
B. P. Ponsioen
1935 · Very good · NL
€30
H. Newell Martin, Ernest Gale Martin
1904 · Fine
€40
James M. Anders
1900 · Very good
€45
Arthur A. Stevens
1925 · Good
€25
Alfred L. Loomis
1877 · Good
€50
Ph Spinhoven, T.K. Bouman
1908 · Very good · NL
€25
Hutchison, Robert Sir, H. Stansfield Collier
1929 · Fair
€20
Thorstein Veblen, Teichgraeber, Richard F., III
1932 · Good
€20
Joseph Schatzker, Marvin Tile
1921 · Very good
€25
Nicolass Muller
1915 · Fine · NL
€35
Theodoor Jorissen
1902 · Good · NL
€30
Burnett Hillman Streeter, R. Brook
1919 · Fair
€15
Henry C. Moir
1906 · Fair
€45
John Russell Reynolds, Henry Hartshorne
1877 · Good
€35
Eskelhoff Carsjen Gravemeijer
1902 · Good · NL
€30
Annie Salomons
1923 · Very good · NL
€25
Pietro Blaserna
1922 · Good
€20
R. Fletcher
1922 · Good
€20
Jan Casper Schreuder
1930 · Good · NL
€45
Nico van Suchtelen
1901 · Very good · NL
€25