In Sir Arthur Conan Doyle’s “The Adventure of the Naval Treaty,” Dr. Watson’s friend Phelps begs Sherlock Holmes to help him recover an important Naval Treaty that has been stolen from his office. Suspicion falls on the commissionaire’s wife who was near the room at the time, But Holmes has other ideas. When they visit Phelps at his sick bed outside the city, suspicious night time activities point the way to the real thief. Featuring original illustrations by Sidney Paget.