The Naval Treaty. The Memoirs of Sherlock Holmes

"The Adventure of the Naval Treaty", one of the 56 Sherlock Holmes short stories written by Sir Arthur Conan Doyle, is one of 12 stories in the cycle collected as The Memoirs of Sherlock Holmes. Doyle ranked "The Adventure of the Naval Treaty" 19th in a list of his 19 favourite Sherlock Holmes stories.
Holmes explains that several clues all pointed to Joseph: the thief knew the ways of the office well, given that he had rung the bell before seeing the treaty; Phelps had shown his relatives arou