Johnsons spend night on "Sequoia" with guests; breakfast on deck; Lady Bird plays bridge, cards; Arthur Goldberg is on television; boating down the Potomac River; more guests join the yacht; lunch on upper deck; Johnsons talk to daughters on telephone; Lady Bird naps; more guests arrive; Dr. Davis gives sermon; yacht goes up river; long talk with June White about youth and their children; dinner; Lady Bird feels stuffed from too much food; back to White House; Bills Moyers discusses his brother's death