The R-Master

From Author Wars - https://authorwars.com/publications/the-r-master-586975.html

Overview:

Title: The R-Master
Author: Gordon R. Dickson
Year: 1975
ISBN-10: 0709152183
Publisher: Robert Hale
Pages: 216
Binding: Hardcover
Type: Novel
Title Reference: The R-Master
Notes: First printing as per copyright page.
PV1's and PV2's djs are price clipped.
Artist not credited.