About this recording 16–121 President Richard M. Nixon White House operator December 19, 1971 White House Operator Richard M. Nixon Conversation No. 16-121 Date: December 19, 1971 Time: Unknown between 3:36 pm and 6:49 pm Location: White House Telephone The President talked with the White House operator. Request for a call to Ronald L. Ziegler Secret White House Tapes | Richard M. Nixon Presidency 16–121 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