Black World (Part 2 of 2)

From Author Wars - https://authorwars.com/books/black-world-part-2-of-2-193275.html

Overview:

Title: Black World (Part 2 of 2)
Author: A. R. Steber
Year: 1940
Type: Serials

Editions/Publications:

Unknown. Amazing Stories, April 1940 (Unknown, A. R. Steber, Ziff-Davis Publishing Company, $0.20, 148 pages, pulp, MAGAZINE)
Unknown. Amazing Stories Quarterly (Reissue), Fall 1940 (Unknown, A. R. Steber, Ziff-Davis, $0.25, pulp, MAGAZINE)