About this recording 28–13 President Richard M. Nixon White House operator July 31, 1972 White House Operator Richard M. Nixon Conversation No. 28-13 Date: July 31, 1972 Time: 4:06 pm Location: White House Telephone The President talked with the White House operator. [See Conversation No. 757-1] Request for a call to Charles W. Colson Secret White House Tapes | Richard M. Nixon Presidency 28–13 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