Astounding Stories of Super-Science, Vol. IV, No. 1, by Various

By Various

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He tore it from him and became visibly a man once more. Shouts from another room! A surging movement of the crowd toward it. The muffled sounds of an automatic pistol, fitted with a silencer! Then screams: "The devils are in there! " There followed a panic-stricken rush, more muffled firing, and then the sharp roar of rifles, and the fall of plaster. Some one was bawling the President's name. The rooms became a mass of milling human beings, lost to all self-control. A bedlam of noise and struggle.

But it does not absorb the still more rapid waves, or oscillations which manifest themselves as radio-activity. On the contrary, it gathers and reflects these. "Now Roentgen, the discoverer of the X-ray, observed that if X-rays are allowed to enter the eye of an observer who is in complete darkness, the retina receives a stimulus, and light is perceived, due to the fluorescent action of the X-rays upon the eyeball. " asked Stopford. "It will emerge unchanged, since the black beam destroys light by slightly slowing down the vibrations to a point where they are not perceived as light by the human eye.

They even know my office is here. I had a long distance call from Savannah this morning in mocking vein. They advised me to have the White House watched tonight. " asked Dick. "Damn it, no! They called me up from Scranton the instant he'd finished speaking. They have the power of the devil, Rennell, with that infernal invisibility invention of theirs. Rennell, we're fighting unknown forces. Who this Invisible Emperor is, we don't even know. But one thing we've found out. He has his headquarters somewhere in your district.

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