This Immortal

From Author Wars - https://authorwars.com/publications/this-immortal-263287.html

Overview:

Title: This Immortal
Author: Roger Zelazny
Year: 1973
Publisher: Ace Books
Price: $0.95
Pages: 191
Binding: Paperback
Type: Novel
Title Reference: This Immortal
Notes:
- Printing History:
  - First Ace printing: July, 1966
  - Second Ace printing: May, 1970
  - Third Ace printing: April, 1973
- No number line
- The artist is not credited, no visible signature