Perpendicular Worlds
From Author Wars - https://authorwars.com/books/perpendicular-worlds-48796.html
Overview:
- Title: Perpendicular Worlds
- Author: John Gribbin
- Year: 1984
- Type: Short Fiction
Editions/Publications:
- Unknown. Analog Science Fiction/Science Fact, September 1984 (Unknown, John Gribbin, Davis Publications, $1.75, 180 pages, digest, MAGAZINE)