About this recording 748–4 President Richard M. Nixon UNKNOWN July 20, 1972 Unknown Richard M. Nixon Conversation No. 748-4 Date: July 20, 1972 Time: Unknown between 10:38 am and 10:59 am Location: Oval Office The President talked with an unknown person. Unknown man's schedule -Request for a call Secret White House Tapes | Richard M. Nixon Presidency 748–4 Backward Play Stop Forward Download audio Previous 27–9 Next 197–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 197–1 audio icon 749–1 audio icon 750–1 audio icon 750–10 audio icon 750–11 audio icon 750–12 audio icon 750–13 audio icon 750–14 audio icon 750–15 audio icon 750–16 audio icon