On January 13, 1972, President Richard M. Nixon, H. R. ("Bob") Haldeman, Stephen B. Bull, White House operator, James D. ("Don") Hughes, Ronald L. Ziegler, and Alexander P. Butterfield met in the President's office in the Old Executive Office Building from 2:34 pm to 3:41 pm. The Old Executive Office Building taping system captured this recording, which is known as Conversation 314-001 of the White House Tapes. Participants: Nixon, Richard M. (President); Haldeman, H. R. ("Bob"); Bull, Stephen B.; White House operator; Hughes, James D. ("Don"); Ziegler, Ronald L.; Butterfield, Alexander P.
- Part of White House Tapes: Sound Recordings of Meetings and Telephone Conversations of the Nixon Administration, Executive Office Building Sound Recordings