About this recording 38–4 President Richard M. Nixon White House operator April 13, 1973 White House Operator Richard M. Nixon Conversation No. 38-4 Date: April 13, 1973 Time: Unknown between 2:47 pm and 3:54 pm Location: White House Telephone The President talked with the White House operator. Telephone call to Stephen B. Bull Secret White House Tapes | Richard M. Nixon Presidency 38–4 Backward Play Stop Forward Download audio Previous 894–9 Next 896–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 896–1 audio icon 428–15 audio icon 428–16 audio icon 38–16 audio icon 428–17 audio icon 38–17 audio icon 428–18 audio icon 38–18 audio icon 38–19 audio icon 428-019b audio icon