George H.W. Bush’s diary entry for August 9, 1974, page 1

Bush affectionately referred to his own wife, Barbara, as “Bar.” He names several other people who were at the White House on August 9: Dean Burch, political counselor to the President, and his wife, Pat Burch; [Patrick J.] Buchanan, assistant to President Nixon; Tricia and “Eddie” Cox, President Nixon’s daughter and son-in-law; and Rabbi [Baruch] Korff, Chairman, Citizens Committee for Fairness to the Presidency.

National Archives, George Bush Presidential Library and Museum, College Station, Texas