About this recording 20–51 President Richard M. Nixon White House operator February 7, 1972 White House Operator Richard M. Nixon Conversation No. 20-51 Date: February 7, 1972 Time: Unknown between 4:49 pm and 4:52 pm Location: White House Telephone The President talked with the White House operator. [See Conversation No. 319-16] Request for a call to Thelma C. (“Pat”) Nixon Secret White House Tapes | Richard M. Nixon Presidency 20–51 Backward Play Stop Forward Download audio Previous 665–9 Next 667–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 667–1 audio icon 320–10 audio icon 320–11 audio icon 320–12 audio icon 320–13 audio icon 320–14 audio icon 320–15 audio icon 320–16 audio icon 320–17 audio icon 320–18 audio icon