For Your Information: The Island of the Stone Heads
From Author Wars - https://authorwars.com/books/for-your-information-the-island-of-the-stone-heads-116444.html
Overview:
Variant Titles:
Editions/Publications:
- Unknown. Galaxy Science Fiction, April 1958 (Unknown, Willy Ley, Galaxy Publishing Corporation, $0.35, 148 pages, digest, MAGAZINE)
- Unknown. Galaxy Science Fiction [UK], No. 63 (Unknown, Willy Ley, Strato Publications, 2/-, 132 pages, digest, MAGAZINE)