""Who Did It?"" is a mystery novel written by Nat Gould and published in 1896. The story follows the investigation of a murder that takes place in a small English village. The victim is a wealthy landowner, and the suspects include his family members, tenants, and other locals. The detective tasked with solving the case is a young and inexperienced police officer named Sergeant George Morris. With the help of his mentor, Inspector Charles Marryatt,...