About this recording 3–173 White House operator UNKNOWN May 28, 1971 White House Operator Unknown Conversation No. 3-173 Date: May 28, 1971 Time: Unknown between 11:04 am and 12:20 pm Location: White House Telephone The White House operator talked with an unknown person. Call request Secret White House Tapes | Richard M. Nixon Presidency 3–173 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