None But Man

From Author Wars - https://authorwars.com/publications/none-but-man-257753.html

Overview:

Title: None But Man
Author: Gordon R. Dickson
Year: 1976
ISBN-10: 0515033286
Publisher: Pyramid Books
Price: $1.25
Pages: 224
Binding: Paperback
Type: Novel
Title Reference: None But Man
Notes:
"Fourth printing, October 1976"; no number line.
Gaughan's signature can be seen in the lower left corner [mirror-image]
Printed in the US