"He's a wonderful man," she replied.

"That may be—but we have been fools to allow him to do all this."

Miss Thorne turned flatly and faced him.

"We are not beaten yet," she said slowly. "If all things go well we—we are not beaten yet."

The Lusitania was rounding Montauk Point when the wireless brought her to half-speed with a curt message:

"Isabel Thorne and Pietro Petrozinni aboard Lusitania wanted on warrants charging conspiracy. Tug-boat will take them off, intercepting you beyond Montauk Point.

"CAMPBELL, Secret Service."

"What does that mean?" asked the prince, bewildered.

"It means that the compact will be signed in Washington in spite of Mr. Grimm," and there was the glitter of triumph in her eyes. "With the aid of one of the maids in the depot at Jersey City I managed to get a telegram of explanation and instruction to De Foe in New York, and this is the result. He signed Mr. Campbell's name, I suppose, to give weight to the message."

An hour later a tug-boat came alongside, and they went aboard.