He was a youngish man, with large features and horn-rimmed glasses, his rough English-cut clothes hanging loosely over his broad, spare frame. The Banker drained his glass and rang for the waiter.

"Very interesting," he remarked.

"Don't be an ass, George," said the Big Business Man. "Just because you don't understand, doesn't mean there is no sense to it."

"What I don't get clearly"—began the Doctor.

"None of it's clear to me," said the Very Young Man.

The Doctor crossed under the light and took an easier chair. "You intimated you had discovered something unusual in these realms of the infinitely small," he suggested, sinking back luxuriously. "Will you tell us about it?"

"Yes, if you like," said the Chemist, turning from one to the other. A nod of assent followed his glance, as each settled himself more comfortably.

"Well, gentlemen, when you say I have discovered something unusual in another world—in the world of the infinitely small—you are right in a way. I have seen something and lost it. You won't believe me probably," he glanced at the Banker an instant, "but that is not important. I am going to tell you the facts, just as they happened."

The Big Business Man filled up the glasses all around, and the Chemist resumed:

"It was in 1910, this problem first came to interest me. I had never gone in for microscopic work very much, but now I let it absorb all my attention. I secured larger, more powerful instruments—I spent most of my money," he smiled ruefully, "but never could I come to the end of the space into which I was looking. Something was always hidden beyond—something I could almost, but not quite, distinguish.