Houseguests leave; preparations are made for volunteer hostesses tea party at LBJ birthplace; LBJ wants BBQ for press and press conference; Lady Bird dictates information for handout on birthplace; BBQ luncheon for 85 at the LBJ Ranch; press conference about Vietnam, LBJ's campaign trips, and civil rights; more houseguests expected; Lady Bird compliments her staff; LBJ addresses volunteers; Johnsons helicopter to Haywood Ranch with the Clark Cliffords; boating; dinner at LBJ Ranch