Beyond the Vanishing Point / The Secret of ZI
From Author Wars - https://authorwars.com/books/beyond-the-vanishing-point--the-secret-of-zi-792273.html
Overview:
- Title: Beyond the Vanishing Point / The Secret of ZI
- Author: Ray Cummings Kenneth Bulmer
- Year: 1958
- Type: Omnibuses
Editions/Publications:
- Unknown. Beyond the Vanishing Point / The Secret of ZI (Unknown, Ray Cummings, Ace Books, $0.35, 95+161 pages, dos, Omnibus)
- Unknown. Beyond the Vanishing Point / The Secret of ZI (Unknown, Kenneth Bulmer, Ace Books, $0.35, 95+161 pages, dos, Omnibus)