Dead Men's Money by J.S. Fletcher

He began to put back the various boxes and parcels into the chest as he spoke, and we all looked at each other as men might look who, taking a way unknown to them, come up against a blank wall. But Chisholm, who was a sharp fellow, with a good headpiece on him, suddenly spoke.

"There's the fact that the murdered man sent that letter from Peebles," said he, "and that he himself appears to have travelled from Peebles but yesterday. We might be hearing something of him at Peebles, and from what we might hear, there or elsewhere, we might get some connection between the two of them."