ld men, all of those in the first line! Madmen too, perhaps, as madness begets madness. Behind them, younger men, infected by the strange malady, and enthusiastic for their desperate cause.

Yes, Dick knew this Invisible Emperor, lurking here in his underground palace. He knew Von Kettler, too, in the second line, close to the Emperor's throne. And, among the women in their robes, grouped picturesquely about that throne, he knew Fredegonde Valmy.

Dark-haired beneath her coronet, of radiant beauty, she fixed her eyes upon Dick's. Not a muscle of her face quivered.

Then only did Dick see something else, which he had not hitherto observed, owing to its concealment by the robes of those grouped about the Emperor, and the sight of it sent such a thrill of fury through him that he stood where he was, unable to speak or move a muscle.

The throne was set on a sort of dais, with three steps in front of it. The lowest of these steps was hollow. Within this hollow appeared the head and shoulders of a man.

An elderly man clothed in parti-colored red and yellow, the time-honored garment of court fools. He was on his hands and knees, and the round of his back fitted into the hollow of the step, and had a flat board over it, so that the Emperor, in ascending his throne, would place his foot upon it.

He was kept in that position with heavy chains of what looked like gold, which passed about his neck and arms, and fitted into heavy gold staples in the wood. And the old man was President Hargreaves of the United States!