Reynolds - Rival Rigelians - New paperback or softback - X555z

The Rival Rigelians / Planetary Agent X by Mack Reynolds / Mack Reynolds

The Earth War By Mack Reynolds - New Copy - 9781479432950

The Rival Rigelians and Planetary Agent X by Mack Reynolds Ace Books

Mack Reynolds, THE RIVAL RIGELIANS and PLANETARY AGENT X, Vintage 1960's SF PB

THE RIVAL RIGELIANS / PLANETARY AGENT X by Mack Reynolds 1967 Ace

Faith Hunter Lot 6 Jane Yellowrock Novels: Death’s Rival, Dark Heir, Skinwalker.

The Fracas Factor By Mack Reynolds - New Copy - 9781479432851