About this recording 3–181 President Richard M. Nixon White House operator UNKNOWN May 28, 1971 White House Operator Unknown Richard M. Nixon Secret White House Tapes | Richard M. Nixon Presidency 3–181 Rewind 10 seconds Play/Pause Fast-forward 10 seconds 0:00 Download audio Previous 949–9 Next 450–1 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