Double, Double

From Author Wars - https://authorwars.com/publications/double-double-179221.html

Overview:

Title: Double, Double
Author: John Brunner
Year: 1969
Publisher: Ballantine Books
Price: $0.75
Pages: 222
Binding: Paperback
Type: Novel
Title Reference: Double, Double
Notes:
"First printing: January 1969", no number line The artist is not credited; no visible signature