The essence of the Koran
By: Theodore M.R. von Keler
Contributors: Chandler Kipling Collection (Library of Congress)
Series: Little blue book -- no. 428; Ten cent pocket series -- no. 428
Publisher: Haldeman-Julius Co.
Published: 1923
Place of publication: Girard, Kan
Language: eng
Number of pages: 60
Subjects: Koran
Notes: "Other titles in pocket series": pages 53-60.

Published 15 August 1923; copies deposited at Library of Congress 24 August 1923.

First printing has three advertisements on outer back cover.  Later printings issued in Little blue book series wrappers.