The claws were bad enough in the first place—nasty, crawling little death-robots. But when they began to imitate their creators, it was time for the human race to make peace—if it...
Stark terror ruled the Inner-Flight ship on that last Mars-Terra run. For the black-clad Leiters were on the prowl ... and the grim red planet was not far...
Nothing moved or stirred. Everything was silent, dead. Only the gun showed signs of life ... and the trespassers had wrecked that for all time. The return journey to pick up the treasure would be a cinch ... they...