Brain-Block Builders
From Author Wars - https://authorwars.com/books/brain-block-builders-128776.html
Editions/Publications:
- Unknown. Amazing Stories, November 1950 (Unknown, Jon Barry, Ziff-Davis Publishing Company, $0.25, 164 pages, pulp, MAGAZINE)
- Unknown. Amazing Stories, #8 (Unknown, Jon Barry, Thorpe & Porter, 2/6, 164 pages, pulp, MAGAZINE)
- Unknown. Amazing Stories Quarterly (Reissue), Spring 1951 (Unknown, Jon Barry, Ziff-Davis, $0.50, pulp, MAGAZINE)