Who Killed Mr Stefano (Aka Opera Murder, Pretty Hands Couldn't Do It)
Description
Mr. and Mrs. North are fictional American amateur detectives. Created by Frances and Richard Lockridge, the couple was featured in a series of 26 Mr. and Mrs. North novels, a Broadway play, a motion picture and several radio and television series.
Wikipedia. CC BY-SA 4.0. Updated Jul 2, 2026.
