About this recording 486–4 April 22, 1971 Unknown Conversation No. 486-4 Date: April 22, 1971 Time: Unknown between 1:43 pm and 2:38 pm Location: Oval Office Unknown people (Secret Service agents) entered The President's location -Executive Office Building [EOB] The unknown persons left at an unknown time before 2:38 pm Secret White House Tapes | Richard M. Nixon Presidency 486–4 Backward Play Stop Forward Download audio Previous 252–9 Next 487–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 487–1 audio icon 487–10 audio icon 487–11 audio icon 487–12 audio icon 487–13 audio icon 487–14 audio icon 2–144 audio icon 487–15 audio icon 487–16 audio icon 487–17 audio icon