Ace Double - Vulcan's Hammer - Philip K. Dick / The Skynappers - John Brunner - 1960 D-457 Paperback

Condition: Acceptable. Please see the images for more information.Blurb: Vulcan's Hammer: "Objective, unbiased and hyper-rational, the Vulcan 3 should have been the perfect ruler. The omnipotent computer dictates policy that is in the best interests of all citizens — or at least, that is the idea. But when the machine, whose rule evolved out of chaos and war, begins to lose control of the “Healer” movement of religious fanatics and the mysterious force behind their rebellion, all hell breaks loose." The Skynappers: "When Ivan Wright stepped out of his mountain cabin, rifle in hand, to investigate the sound of a strange helicopter, he stepped right into the middle of a galactic crisis.For the crew of that odd aircraft were not men such as he'd ever seen before - and when he tried to oppose them, he found himself hurled uncontrollably into oblivion.He awoke to find himself considered as a kidnapped barbarian from a backward planet in a galaxy of advanced civilizations - yet one who someh