The Grey Ones

From Author Wars - https://authorwars.com/publications/the-grey-ones-285539.html

Overview:

Title: The Grey Ones
Author: John Lymington
Year: 1962
Publisher: Corgi
Price: 2/6
Pages: 126
Binding: Paperback
Type: Novel
Title Reference: The Grey Ones
Notes:
• "Corgi Edition published 1962" • Printing not stated, no number line • The artist is not credited, Kirby is on the artwork