About this recording 15–11 President Richard M. Nixon White House operator November 17, 1971 White House Operator Richard M. Nixon Conversation No. 15-11 Date: November 17, 1971 Time: Unknown between 8:10 pm and 8:21 pm Location: White House Telephone The White House operator talked with the President. The President's call to Charles W. Colson -Colson's location -Return call Secret White House Tapes | Richard M. Nixon Presidency 15–11 Backward Play Stop Forward Download audio Previous 84–9 Next 294–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 621–1 audio icon 294–1 audio icon 294–10 audio icon 294–11 audio icon 294–12 audio icon 294–13 audio icon 294–14 audio icon 294–15 audio icon 294–16 audio icon 15–17 audio icon