Madge Blake (née Cummings; May 31, 1899 – February 19, 1969) was an American character actress best remembered for her roles as Larry Mondello's mother, Margaret Mondello, on the CBS/ABC sitcom Leave it to Beaver, as Flora MacMichael on the ABC/CBS sitcom The Real McCoys, and as Aunt Harriet Cooper in ninety-six episodes of ABC's Batman. more