Time-Jump

From Author Wars - https://authorwars.com/publications/time-jump-51621.html

Overview:

Title: Time-Jump
Author: John Brunner
Year: 1973
Publisher: Dell
Price: $0.95
Pages: 160
Binding: Paperback
Type: Collection
Title Reference: Time-Jump
Notes:
"First printing—December 1973", no number line. Copyright page: "All stories have been specially revised by the author for this publication." The artist is not credited; no visible signature.