Men of Other Planets

From Author Wars - https://authorwars.com/publications/men-of-other-planets-442874.html

Overview:

Title: Men of Other Planets
Author: Kenneth Heuer
Year: 1951
Publisher: Gollancz
Pages: x+160
Binding: Hardcover
Type: Non-fiction
Title Reference: Men of Other Planets
Notes:
- First edition.
- Some data from Heritage Auctions.