International Polygonics, Ltd. 1988.
Notes:
Paperback novel. Cover Illustration by Roger Roth.
Light handling / wear on cover. No writing. Mild warp to spine.
How Simon Templar makes the acquaintance of arch-villain Dr. Rayt Marius, destroys a dangerous death ray, and thereby saves the world from catastrophe and a second Great War.
Business as usual -- for the Saint.