The Tritonian Ring

From Author Wars - https://authorwars.com/publications/the-tritonian-ring-269284.html

Overview:

Title: The Tritonian Ring
Author: L. Sprague de Camp
Year: 1968
Publisher: Paperback Library
Price: $0.60
Pages: 224
Binding: Paperback
Type: Novel
Title Reference: The Tritonian Ring
Notes:
"First Printing: January, 1968"; no number line Artist signature line on cover: Frazetta. No artist credit on copyright page.