Open Secret

From Author Wars - https://authorwars.com/books/open-secret-921156.html

Overview:

Title: Open Secret
Author: E. Fax
Year: 1943
Type: Interior Art

Editions/Publications:

Unknown. Astounding Science-Fiction, April 1943 (Unknown, E. Fax, Street & Smith Publications, Inc., $0.25, 132 pages, bedsheet, MAGAZINE)