The Clewiston Test

From Author Wars - https://authorwars.com/publications/the-clewiston-test-171171.html

Overview:

Title: The Clewiston Test
Author: Kate Wilhelm
Year: 1977
ISBN-10: 009128810X
Publisher: Hutchinson
Price: £3.75
Pages: 244
Binding: Hardcover
Type: Novel
Title Reference: The Clewiston Test
Notes:
• "First published in Great Britain 1977" • Month from amazon.uk • Printing not stated, no number line • "Jacket illustration by Gillian Hills" on rear flap, no visible signature on the artwork