“However, we were really independent of her help. Our answers were waiting for us at the police-station, where I had directed Algar to send them. Nothing could be more conclusive. Mrs. Browner’s house had been closed for more than three days, and the neighbours were of opinion that she had gone south to see her relatives. It had been ascertained at the shipping offices that Browner had left aboard of the May Day , and I calculate that she is due in the Thames tomorrow night. When he arrives he will be met by the obtuse but resolute Lestrade, and I have no doubt that we shall have all our details filled in.”

Sherlock Holmes was not disappointed in his expectations. Two days later he received a bulky envelope, which contained a short note from the detective, and a typewritten document, which covered several pages of foolscap.

“Lestrade has got him all right,” said Holmes, glancing up at me. “Perhaps it would interest you to hear what he says.