Sentinels from Space
From Author Wars - https://authorwars.com/books/sentinels-from-space-1070429.html
Overview:
- Title: Sentinels from Space
- Author: Robert E. Schulz
- Year: 1954
- Type: Cover Art
Editions/Publications:
- Unknown. Sentinels from Space / The Ultimate Invader and Other Science-Fiction: Stories from the Four Corners of Time (Unknown, Robert E. Schulz, Ace Books, $0.35, 139+179 pages, dos, Omnibus)
- Unknown. Sentinels from Space (Unknown, Robert E. Schulz, Ace Books, $0.35, 179 pages, Paperback, Novel)