DARK MISSION, by Lester del ReyThe rays of the sun lanced down over the tops of the trees and into the clearing, revealing a scene of chaos and havoc. Yesterday there had been a wooden frame house there, but now only pieces of it remained. One wall had been broken away, as by an explosion, and lay on the ground in fragments; the roof was crushed in, as if some giant had stepped on it and passed on. But the cause of the damage was still there, lying on the ruins of the house. A tangled mass of buckled girders and metal plates lay mixed with a litter of laboratory equipment that had been neatly arranged in one room of the house, and parts of a strange engine lay at one side. Beyond was a tube that might have been a rocket. The great metal object that lay across the broken roof now only hi

