Danger Below!
From Author Wars - https://authorwars.com/books/danger-below-1015869.html
Overview:
- Title: Danger Below!
- Author: John Blaine
- Year: 1968
- Type: Novels
- Series: Rick Brant Science Adventure
- Number in Series: 23
Editions/Publications:
- Unknown. Danger Below! (Unknown, John Blaine, Grosset & Dunlap, 178 pages, Hardcover, Novel)