Manly Wade Wellman,
The Devil's Asteroid
“ When he shook the armor, there was something extra in the sound, and that impelled him to hold a plate close to his ear. He heard a soft, rhythmic whirr of machinery."There's a vibration in this stuff," he summed up in his mind. "What for? To protect against what?"Then, suddenly, he had it.The greatest menace of the whole tiny world was the force that reversed evolution—the vibration must be designed to neutralize that force!"I'm immune!" cried Fitzhugh Parr aloud; and, in the early dawn that now crept into the grove, his sleeping companions began to wake and rise and gape at him. ”
