They Walked Like Men

From Author Wars - https://authorwars.com/publications/they-walked-like-men-436731.html

Overview:

Title: They Walked Like Men
Author: Clifford D. Simak
Year: 1967
Publisher: Macfadden Books
Price: C$0.50
Pages: 176
Binding: Paperback
Type: Novel
Title Reference: They Walked Like Men
Notes:
• "First printing ... October, 1963" • "Second printing ... August, 1967"; no number line • Cover art uncredited, but identical to first MacFadden printing, which is credited by Jane Frank in "The Art of Richard Powers," 2001, ISBN 1-85585-890-8. • Cover printed in the US, book in Canada