Alternities

From Author Wars - https://authorwars.com/publications/alternities-2312.html

Overview:

Title: Alternities
Author: David Gerrold, Stephen Goldin
Year: 1974
Publisher: Dell
Price: $0.95
Pages: 175
Binding: Paperback
Type: Anthology
Title Reference: Alternities
Notes:
"First printing—July 1974"; no number line. The artist is not credited, no visible signature. This site thinks it is Robert Foster. The artwork is used again for Science-Fiction-Stories 76. "Associate Editor, Stephen Goldin" on title page. 3195 on the cover; 440•03195 on the spine. Printed in the US.