Dead Men's Money by J.S. Fletcher

I was a good deal surprised that Mr. Lindsey should be -- apparently -- so anxious to interview Crone's housekeeper, and I said as much. He turned on me sharply, with a knowing look.

"Didn't you hear what the woman was saying when we came across her there outside the police-station? " he exclaimed. "She was saying that Crone had said to her that there was some man who would give his two eyes to be seeing his corpse! Crone's been telling her something. And I'm so convinced that that man in the cells yonder has told us the truth, as regards himself, that I'm going to find out what Crone did tell her. Who is there -- who could there be that wanted to see Crone's dead body? Let's try to find that out."