About this recording 775–4 President Richard M. Nixon Stephen B. Bull September 12, 1972 Stephen B. Bull Richard M. Nixon Conversation No. 775-4 Date: September 12, 1972 Time: Unknown between 10:56 am and 11:04 am Location: Oval Office The President met with Stephen B. Bull. Gen. Walter R. Tkach's schedule Bull left at an unknown time before 11:04 am. Secret White House Tapes | Richard M. Nixon Presidency 775–4 Backward Play Stop Forward Download audio Previous 774–9 Next 210–11 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 210–11 audio icon 210–12 audio icon 210–13 audio icon 142–8 audio icon 142–9 audio icon 776–1 audio icon 777–1 audio icon 359–10 audio icon 776–10 audio icon 776–11 audio icon