Opposite Numbers
- by John Wyndham
- Short Story
- Adults
- Undetermined Time Travel
- English
- “Opposite Numbers” by John Wyndham, tag-4106 | New Worlds Science Fiction #22, April 1954.
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- “Opposite Numbers” by John Wyndham, tag-4106 | New Worlds Science Fiction #22, April 1954.
- alternate title.
“Opposite Number” by John Wyndham, in Tales of Gooseflesh and Laughter (Ballantine Books, December 1956).