Zero Hour Minus X Years

From Author Wars - https://authorwars.com/books/zero-hour-minus-x-years-117819.html

Overview:

Title: Zero Hour Minus X Years
Author: uncredited
Year: 1952
Type: Essays

Editions/Publications:

Unknown. Astounding Science Fiction, September 1952 (Unknown, uncredited, Street & Smith Publications, Inc., $0.35, 172 pages, digest, MAGAZINE)