Vulcan's Hammer
This 1960 science fiction novel by Philip K. Dick is an expansion of a novella that was first printed in Future Science Fiction magazine in 1956. This paperback original was published by Ace Books as an Ace Double D-457 ($0.35), bound with The Skysnappers by John Brunner.
Softcover. First Edition, Paperback Original. New York: Ace, 1960. Levack 46a. #11084.
Sharp, nearly fine copy with couple very minor nicks along edges.
After a devastating world war in the future, Earth is ruled by the Unity organization, a technocratic dictatorship, that controls humanity through its artificial intelligences, the Vulcan computer series.