Darkening Island

From Author Wars - https://authorwars.com/publications/darkening-island-251926.html

Overview:

Title: Darkening Island
Author: Christopher Priest
Year: 1972
ISBN-10: 0060134070
Publisher: Harper & Row
Price: $4.95
Pages: 147
Binding: Hardcover
Type: Novel
Title Reference: Darkening Island
Notes:
"First U.S. Edition" on copyright page. [Currey] Month from amazon; "0672" on front flap in ebay.com photo.