Endless Universe

From Author Wars - https://authorwars.com/publications/endless-universe-222277.html

Overview:

Title: Endless Universe
Author: Marion Zimmer Bradley
Year: Unknown
ISBN-10: 044120662X
Publisher: Ace Books
Price: $2.25
Pages: 341
Binding: Paperback
Type: Novel
Title Reference: Endless Universe
Notes:
4th printing as per number line, which includes the printing as Endless Voyage. The copyright page states "A shorter version of this novel was published as Endless Voyage." The artist is not credited, the artwork is clearly signed