withdrawn. The nurse was trembling; Braile asked, in a strained voice: "How about another

hypodermic?"

"No," I said. "I want you to watch the progress of this-whatever it is-without drugs. I'm going down to

the laboratory. Watch him closely until I return."

I went down to the laboratory. Hoskins looked up at me.

"Nothing wrong, so far. Remarkable health, I'd say. Of course all I've results on are the simpler tests."

I nodded. I had an uncomfortable feeling that the other tests also would show nothing. And I had been

more shaken than I would have cared to confess by those alternations of hellish fear, hellish expectancy

and hellish glee in Peters' face and eyes. The whole case troubled me, gave me a nightmarish feeling of

standing outside some door which it was vitally important to open, and to which not only did I have no