Cosmic Engineers
From Author Wars - https://authorwars.com/books/cosmic-engineers-164384.html
Overview:
- Title: Cosmic Engineers
- Author: Robert Silverberg
- Year: 1965
- Type: Reviews
Editions/Publications:
- Unknown. Amazing Stories, June 1965 (Unknown, Robert Silverberg, Ziff-Davis Publishing Company, $0.50, 132 pages, digest, MAGAZINE)
- Unknown. Amazing Stories, June 1965 (Unknown, Clifford D. Simak, Ziff-Davis Publishing Company, $0.50, 132 pages, digest, MAGAZINE)