Pat Nugent has 49 weeks left in Vietnam; "Discover America" Women Doers' Luncheon; Lady Bird to hair salon; Lady Bird visits with Frank Sinatra in LBJ's absence; Lady Bird names guests at luncheon; Lady Bird makes speech; LBJ makes quick remarks; three guest speakers; Lady Bird records diary; LBJ & Lady Bird to Georgetown Club for reception for Speaker McCormack; to Hale Boggs' garden party; LBJ & Lady Bird have dinner at White House; visit from Hubert Humphrey, Drew Pearson & Frank Sinatra