And Now - Supergravity!
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Overview:
- Title: And Now - Supergravity!
- Author: Margaret L. Silbar
- Year: 1981
- Type: Essays
- Series: Science Fact (Analog)
Editions/Publications:
- 1981 . Analog Science Fiction/Science Fact, March 2, 1981 (1981, Margaret L. Silbar, Davis Publications, ISBN-10: , $1.50, 180 pages, digest, MAGAZINE)