Student, Williams College, 1939-1941.
With, Eaton Corporation, Cleveland, 1941-1986; general manager stamping division, Eaton Corporation, 1954-1959; vice president sales, Eaton Corporation, 1959-1961; group vice president international, Eaton Corporation, 1961-1966; president, Eaton Corporation, 1967-1969; Chairman of the Board, Eaton Corporation, 1969-1985; former director, chief Executive officer, Eaton Corporation chairman, Birmingham (Alabama) Steel corporation, 1985-1991; chairman of the executive committee, Birmingham (Alabama) Steel Corporation, since 1991. Member Executive Committee, director Ohio Bell Telephone Сompany. Director Dart & Kraft, Inc., Federal Reserve Bank Cleveland, Sears, Roebuck and Company, Allstate Insurance Company, UAL, Inc., United Airlines, Inc.
Trustee Cleveland Educational television Association, Cleveland Clinic. Board directors United Way American, Berkshire School, University School, National Conference of Christians and Jews. Member Society Automotive Engineers, Society Cincinnati, American Society Corporation Executives, Business Council.
Clubs: Union (Cleveland), Tavern (Cleveland), Pepper Pike Country (Cleveland), Kirtland (Cleveland). Bloomfield Hills (Michigan) Country, Augusta (Georgia) National. Blind Brook (New York ).
Laurel Valley (Ligonier, Pennsylvania). Links (New York City). Seminole (Florida), Jupiter Island (Florida).
Married Betsy Bope, June 21, 1941. Children: Pamela, Delano II, Dana, Elizabeth, Edward Mandell.