Lady Bird's trip to New York for clothes fitting; lunch with Billie and Wendy; Tax Bill passed and signing ceremony; LBJ's speech and praise for Sen. Byrd; LBJ & Lady Bird to Mrs. Kennedy's house to present 4 signing pens; presentation of tray by Kennedy Cabinet; Caroline and John Kennedy, Jr.; statement by LBJ to press; visit and dinner at Jack Valentis; LBJ and television