Forgotten World

From Author Wars - https://authorwars.com/books/forgotten-world-709369.html

Overview:

Title: Forgotten World
Author: uncredited
Year: 1957
Type: Interior Art

Editions/Publications:

Unknown. Fantastic, March 1957 (Unknown, uncredited, Ziff-Davis Publishing Company, $0.35, 132 pages, digest, MAGAZINE)
Unknown. Great Science Fiction, Winter 1968 (Unknown, uncredited, Ultimate Publishing Co., Inc., $0.50, 132 pages, digest, MAGAZINE)