Ernst Haeckel
By: Carroll Lane Fenton.
Series: Little blue book ;; no. 566
Publisher: Haldeman-Julius Co.
Published: 1924
Place of publication: Girard, Kan
Language: eng
Number of pages: 64
Subjects: Haeckel, Ernst Heinrich Philipp August, 1834-1919.
Notes: Publisher's advertisements on p. 64.