About this recording 456–19 President Richard M. Nixon February 23, 1971 Richard M. Nixon Conversation No. 456-19 Date: February 23, 1971 Time: Unknown between 3:08 pm and 3:22 pm Location: Oval Office The President met with an unknown person Schedule The unknown person left at an unknown time before 3:22 pm Secret White House Tapes | Richard M. Nixon Presidency 456–19 Rewind 10 seconds Play/Pause Fast-forward 10 seconds 0:00 Download audio Previous 949–9 Next 47–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 450–1 audio icon 47–1 audio icon 450–10 audio icon 450–11 audio icon 450–12 audio icon 450–13 audio icon 450–14 audio icon 450–15 audio icon 450–16 audio icon 450–17 audio icon