1960 Democratic National Convention; circumstances of working with JFK; duties; appointment and LBJ; impressions of Walter Jenkins; relations between JFK and LBJ's staffs; work with Tariff Commission during the LBJ Administration; LBJ's early meeting with heads of agencies; visit with LBJ in 1972; 1967 reorganization plan for Tariff Commission; LBJ and RDK; LBJ's retention of JFK staff people