Let Well Alone is a 1954 detective novel by E.C.R. Lorac, the pen name of the British writer Edith Caroline Rivett.^[1][2] It is the fortieth in her long-running series featuring Chief Inspector MacDonald of Scotland Yard, one of the more orthodox detectives of the Golden Age of Detective Fiction.^[3]

Two young couples, tired of life in their drab London lodgings, are overjoyed when they hear that a property in isolated, rural Devon is available at a very cheap rent. However, not long after moving into the Old Court House, a body is discovered in one of the outbuildings and their new home instantly seems less idyllic. MacDonald, recently promoted to Superintendent, heads west to lead the investigation.

• Cooper, John & Pike, B.A. Artists in Crime: An Illustrated Survey of Crime Fiction First Edition Dustwrappers, 1920-1970. Scolar Press, 1995.
• Hubin, Allen J. Crime Fiction, 1749-1980: A Comprehensive Bibliography. Garland Publishing, 1984.
• Nichols, Victoria & Thompson, Susan. Silk Stalkings: More Women Write of Murder. Scarecrow Press, 1998.
• Reilly, John M. Twentieth Century Crime & Mystery Writers. Springer, 2015.