Premiere issue for this "Unknown" Mystery/Suspense title. Complete, self contained stories with Titles (Introduction) illustration and spot illustrations Eric Frank Russell novella Sinister Barrier main story. With 4 very short back up stories.
Condition is as shown. Intact and complete with heavily worn cover and foxing to edges.
Images shown are of the actual book for sale. Book comes from a smoke free warehouse and will ship securely, bagged in a hard cardboard folder carton.
