Spectrum 4

From Author Wars - https://authorwars.com/publications/spectrum-4-213365.html

Overview:

Title: Spectrum 4
Author: Robert Conquest, Kingsley Amis
Year: 1966
Publisher: The Science Fiction Book Club (UK)
Pages: 320
Binding: Hardcover
Type: Anthology
Title Reference: The Great Nebraska Sea
Notes: This was not the monthly selection of the book club, offered as an extra, thus it doesn't have a number in the book club sequence. Not referenced in Tuck.