Lord of Light

From Author Wars - https://authorwars.com/publications/lord-of-light-299275.html

Overview:

Title: Lord of Light
Author: Roger Zelazny
Year: 1969
Publisher: Avon
Price: $0.95
Pages: 319
Binding: Paperback
Type: Novel
Title Reference: Lord of Light
Notes: Stated 3rd printing. Spine has the digit "7" printed in a larger font over "Avon" [over] "N187" [over] "95¢". Sounds like part of an unidentified series. BookScans cover image matches verified copy (better shape).