About this recording 6–159 President Richard M. Nixon White House operator July 20, 1971 White House Operator Richard M. Nixon Conversation No. 6-159 Date: July 20, 1971 Time: 6:16 pm Location: White House Telephone The President talked with the White House operator. Call to Julie Nixon Eisenhower Secret White House Tapes | Richard M. Nixon Presidency 6–159 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