F. Matthias Alexander
1935 · Fine
€35
William Beebe
1935 · Fine
€115
W. H. Hudson
1935 · Very good
€25
George Bourne
1935 · Very good
€45
Ernest Thompson Seton
1923 · Fine
€85
John Dewey, john dewey
1935 · Good
€75
Jan Frederik van Someren
1900 · Very good · NL
€60
Rabindranath Tagore
1917 · Very good
€35
D. Embden
1902 · Very good · NL
€30
Ernest Thompson Seton
1929 · Fine
€35
Romain Rolland
1918 · Fine
€50
Thorstein Veblen
1921 · Good
€40
W. H. Hudson
1935 · Good
€30
Jan Rudolph Roelfsema
1905 · Good · NL
€40
Jacinto Benavente
1920 · Good
€20
Jacques Loeb
1918 · Good
€35
L. Bautain
1911 · Good
€45
Walter B. Cannon
1931 · Good
€20
Joseph Le Conte
1928 · Very good
€30
John Dewey
1910 · Fine
€30
Larry L. Mai
1925 · Very good
€65
Edith Nesbit
1922 · Good
€20
McDougall, William
1917 · Fine
€100
Edward Carpenter
1906 · Good
€25
Stefan Zweig
1935 · Good
€35
Jean Marie Antoine Gevers Leuven
1904 · Good · NL
€20
Isador H. Coriat
1935 · Very good
€105
Johann Gottlieb Fichte
1910 · Very good
€60
H. G. Wells
1911 · Very good
€40
Jules Bernard Luys
1909 · Good
€25
Karl Baedeker (Firm)
1902 · Very good
€30
Jan Jacob Bruins
1935 · Very good · NL
€45
Adriaan Heynsius
1908 · Very good · NL
€70
Adriaan Pit
1930 · Good · NL
€25
Guy Boothby
1901 · Very good
€70
H. Newell Martin
1908 · Very good
€35
James Bissett Pratt
1935 · Very good
€70
P. Abas
1902 · Good · NL
€70
Baudhayana
1919 · Good · NL
€70
Carl Gustav Jung
1915 · Very good
€25
Charles Darwin
1919 · Good
€30
Stephen Walter Ranson
1933 · Very good
€40
Langdon-Brown, Walter Sir
1909 · Good
€40
Walter Kerr
1911 · Good
€20
Mark F. Boyd
1926 · Very good
€25
T. J. Bezemer
1903 · Good · NL
€25
Claude Phillips
1935 · Good
€30
L. Th Mayer
1910 · Good · NL
€25
Charles G. D. Roberts
1923 · Very good
€25
William Beebe
1922 · Very good
€60
Lewis Foreman Day
1920 · Fine
€70
Sepp, Christiaan
1912 · Fine · NL
€125
Alfred Russel Wallace
1935 · Fine
€35
S. Coolsma
1902 · Good · NL
€80
Nicolass Muller
1915 · Fine · NL
€35
Friedrich Fröbel
1913 · Good
€20
John Henry Newman
1914 · Good
€20
M. Joustra
1915 · Good · NL
€25
H. Newell Martin
1903 · Fine
€40
Anna Katharina Emmerich, Noel L. Griese
1935 · Very good
€125