The Sex Opposite

From Author Wars - https://authorwars.com/books/the-sex-opposite-699793.html

Overview:

Title: The Sex Opposite
Author: David Stone
Year: 1952
Type: Interior Art

Editions/Publications:

Unknown. Fantastic, Fall 1952 (Unknown, David Stone, Ziff-Davis Publishing Company, $0.35, 164 pages, digest, MAGAZINE)
Unknown. Fantastic, January 1968 (Unknown, David Stone, Ultimate Publishing Co., Inc., $0.50, 148 pages, digest, MAGAZINE)