“But he will stop! Your uncle will see to that, even if the operator fails.”

“My uncle will kill him if he does not stop or come back for me,” she said, complacently.

“I was mot wrong,” thought Grenfall; “he looks like a duelist. Who the devil are they, anyhow?” Then aloud: “At this rate we'd be able to beat the train to Washington in a straight-away race. Isn't it a delightfully wild ride?”

“I have acquired a great deal of knowledge in America, but this is the first time I have heard your definition of delight. I agree that it is wild.”

For some moments there was silence in the noisy conveyance. Outside, the crack of the driver's whip, his hoarse cries, and the nerve-destroying crash of the wheels produced impressions of a mighty storm rather than of peace and pleasure.

“I am curious to know where you obtained the coin you lost in the car yesterday,” she said at last, as if relieving her mind of a question that had been long subdued.

“The one you so kindly found for me?” he asked, procrastinatingly.

“Yes. They are certainly rare in this country.”

“I never saw a coin like it until after I had seen you,” he confessed. He felt her arm press his a little tighter, and there was a quick movement of her head which told him, dark as it was, that she was trying to see his face and that her blue eyes were wide with something more than terror.

“I do not understand,” she exclaimed.