About this recording 20–111 President Richard M. Nixon White House operator February 28, 1972 White House Operator Richard M. Nixon Conversation No. 20-111 Date: February 28, 1972 Time: Unknown between 11:15 pm and 11:22 pm Location: White House Telephone The President talked with the White House operator. Request for a call to Ronald L. Ziegler 79 NIXON PRESIDENTIAL MATERIALS STAFF Tape Subject Log (rev. 10/06) Secret White House Tapes | Richard M. Nixon Presidency 20–111 Backward Play Stop Forward Download audio Previous 674–9 Next 93–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 93–1 audio icon 675–1 audio icon 92–1 audio icon 322–1 audio icon 675–10 audio icon 322–10 audio icon 322–11 audio icon 675–11 audio icon 20–118 audio icon 20–119 audio icon