The Altered Ego

From Author Wars - https://authorwars.com/publications/the-altered-ego-35119.html

Overview:

Title: The Altered Ego
Author: Jerry Sohl
Year: 1955
Publisher: Pennant Books
Price: $0.25
Pages: 120
Binding: Paperback
Type: Novel
Title Reference: The Altered Ego
Notes:
• "Pennant edition published January, 1955" • "1st printing ... December 1954"; no number line. • Artist not credited; no signature visible. • Cover artist from Ed Hulse's The Art of Pulp Fiction. • "By the author of "Costigan's Needle"" on front cover. • Erroneously states that the SFBC edition was published in April 1954, which would have pre-dated the HC Rinehart edition. The SFBC edition was offered in Sept. 1954. • Copy uploaded on Archive.org in July of 2010 is incomplete; it ends on p. 102.