About this recording 483–11 President Richard M. Nixon UNKNOWN April 20, 1971 Unknown Richard M. Nixon Conversation No. 483-11 Conv. No.483-10 (cont.) Date: April 20, 1971 Time: 1:11 pm Location: Oval Office The President met with an unknown man at 1:11 pm. Schedule -Henry A. Kissinger The unknown man left at 1:11 pm. Secret White House Tapes | Richard M. Nixon Presidency 483–11 Backward Play Stop Forward Download audio Previous 482–9 Next 485–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 485–1 audio icon 252–1 audio icon 484–1 audio icon 252–10 audio icon 484–10 audio icon 252–11 audio icon 484–11 audio icon 252–12 audio icon 484–12 audio icon 252–13 audio icon