Masters of the Earth
From Author Wars - https://authorwars.com/books/masters-of-the-earth-830918.html
Editions/Publications:
- Unknown. Amazing Stories, June 1932 (Unknown, Leo Morey, Teck Publishing Corp., $0.25, 100 pages, bedsheet, MAGAZINE)
From Author Wars - https://authorwars.com/books/masters-of-the-earth-830918.html