The Invisible Man
index was to be lowered between two radiating centres of a sort of ethereal vibration, of which I will tell you more fully later. No, not these Röntgen vibrations—I don't know that these others of mine have been described. Yet they are obvious enough. I needed two little dynamos, and these I worked with a cheap gas engine. My first experiment was with a bit of white wool fabric. It was the strangest thing in the world to see it in the flicker of the flashes soft and white, and then to watch it fade like a wreath of smoke and vanish.
"I could scarcely believe I had done it. I put my hand into the emptiness, and there was the thing as solid as ever. I felt it awkwardly, and threw it on the floor. I had a little trouble finding it again.
"And then came a curious experience. I heard a miaow behind me, and turning, saw a lean white cat, very dirty, on the cistern cover outside the window. A thought came into my head. 'Everything ready for you,' I said, and went to the window, opened it, and called softly. She came in, purring,—the poor beast was starving,—and I gave her some milk. All my
172
