Cade may have gone to Dover. If he did it was simply to investigate. He may have been kidnapped there. I say that there is far more suspicion attaching to Mr. Fish’s actions than to Mr. Cade’s.”

The Frenchman’s voice rang out sharply:

“From your point of view, that well may be, Madame. I do not dispute it. And I agree that Mr. Fish is not what he seems.”

“Well, then?”

“But that makes no difference. You see, Madame, Mr. Fish is a Pinkerton’s man. ”

“What?” cried Lord Caterham.