YORBA LINDA

Julie Nixon Eisenhower will talk and sign copies of her book, “Pat Nixon: The Untold Story,” a biography of her mother, at the Richard Nixon Library & Birthplace next week. Eisenhower, who will unveil a holiday tree, also will be celebrating the 30th anniversary of her marriage to David Eisenhower, grandson of President Dwight D. Eisenhower. Admission to the lecture is $8 and the luncheon is $45. Information: (714) 993-5075.