The Powers of Observation

Overview:

• Title: The Powers of Observation
• Author: Harry Harrison
• Year: 1968
• Type: Short Fiction

Editions/Publications:

• 1968. Analog Science Fiction -> Science Fact, September 1968 (1968, John W. Campbell, Jr., $0.60, 178 pages, Magazine)
• 1970. Prime Number (July 1970, Harry Harrison Berkley Medallion, Catalog ID: #S1857, $0.75, 191 pages, Paperback, Collection)
• 1971. Analog 8 (1971, John W. Campbell, Jr. Doubleday, $5.95, 227 pages, Hardcover, Anthology)
• 1975. Prime Number (1975, Harry Harrison Sphere, ISBN-10: 0722143907, 191 pages, Paperback, Collection)
• 1986. Tin Stars (1986, Isaac Asimov, Martin H. Greenberg, Charles G. Waugh NAL Signet, ISBN-10: 0451143957, $3.95, 351 pages, Paperback, Anthology)

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