Library of Congress. Classification Division.
1906 · Good
€20
Library of Congress. Subject Cataloging Division.
1935 · Good
€70
Frank E. Beddard
1902 · Very good
€25
Adolf Engler
1917 · Good
€25
Eugène Pittard
1926 · Good
€20
Karl Pearson
1924 · Very good
€75
American Ornithologists' Union.
1901 · Good
€25
Herbert French
1914 · Good
€20
J. J. Graham Brown
1901 · Very good
€50
Frank Adam
1935 · Good
€55
Salisbury, Rollin D.
1909 · Fine
€65
Samuel Colman, Samuel Colman
1935 · Good
€30
M.E. Schlesinger
1919 · Very good
€70
Jørgen Peter Müller
1902 · Fine
€155
Klikspaan
1935 · Fair · NL
€35
I. F. Henderson
1926 · Very good
€40
I. A. Kapandji
1919 · Very good
€85
Charles Darwin
1909 · Fine
€90
Arthur A. Noyes
1935 · Good
€20
Richard C. Cabot
1908 · Good
€40
University of Chicago. Press.
1913 · Good
€50
J. Arthur Thomson
1909 · Fine
€45
Nathaniel Britton
1904 · Fair
€60
Martin Klopstock
1911 · Good
€35
Anton Kerner von Marilaun
1914 · Good
€65
John Merle Coulter
1912 · Good
€55
Victor Ernest Shelford
1935 · Fair
€20
Frederick Orpen Bower, Sydney Howard Vines
1903 · Fair
€45
Rabindranath Tagore
1917 · Very good
€35
Edwin Emery Slosson
1935 · Fair
€25
H. G. Wells
1929 · Very good
€25
Harold Hilton
1914 · Good
€65
Jean-Jacques Rousseau
1927 · Fine
€30
Edward Carpenter
1906 · Good
€25
Campbell, Douglas Houghton
1911 · Fair
€25
E. T. Whittaker, G. N. Watson
1920 · Fine
€75
Wilbur Pardon Bowen
1935 · Good
€50
T. Jeffery Parker
1907 · Fair
€55
A. Ansted
1906 · Very good
€45
Pietro Blaserna
1922 · Good
€20
H. G. Wells
1911 · Very good
€40
Hutchison, Robert Sir, H. Stansfield Collier
1929 · Fair
€20
Garrett Putman Serviss
1907 · Fair
€30
R. G. Collingwood
1929 · Good
€35
Arthur Wesley Dow
1935 · Good
€25
Frederick Orpen Bower
1935 · Good
€35
Abraham Flexner
1920 · Very good
€30
Davison, Alvin
1935 · Good
€55
Gilbert Keith Chesterton
1935 · Fair
€35
Alfred Russel Wallace
1907 · Good
€45
Eskelhoff Carsjen Gravemeijer
1902 · Good · NL
€30
Neltje Blanchan
1906 · Very good
€70
Howell, Thomas
1909 · Very good
€30
C. Judson Herrick
1931 · Fine
€55
Charles Benedict Davenport
1935 · Fair
€45
William Cecil Dampier
1930 · Very good
€60
E. B. Jamieson
1935 · Good
€40
British Ornithologists' Union
1907 · Fair
€45
Florian Cajori
1929 · Good
€65
Stephen Walter Ranson
1933 · Very good
€40