The Joker

From Author Wars - https://authorwars.com/books/the-joker-904854.html

Overview:

Title: The Joker
Author: Leo Ramon Summers
Year: 1951
Type: Interior Art

Editions/Publications:

Unknown. Fantastic Adventures, December 1951 (Unknown, Leo Ramon Summers, Ziff-Davis Publishing Company, $0.25, 132 pages, pulp, MAGAZINE)
Unknown. Fantastic Adventures No. 23 (Unknown, Leo Ramon Summers, Hermitage Publications, 1/-, 100 pages, pulp, MAGAZINE)