George Hoben Estabrooks

Frances Louise Lockridge (January 10, 1896 – February 17, 1963) and Richard Orson Lockridge (September 26, 1898 in St. Joseph, Missouri – June 19, 1982 in Tryon, North Carolina) were American writers of detective fiction. The pair wrote 50 novels together, including one of the most famous American mystery series, Mr. and Mrs. North.