About this recording 472–15 President Richard M. Nixon White House operator March 23, 1971 White House Operator Richard M. Nixon Conversation No. 472-15 Date: March 23, 1971 Time: Unknown between 2:12 pm and 2:44 pm Location: Oval Office The President talked with the White House operator Call to Charles W. Colson 43 NIXON PRESIDENTIAL MATERIALS STAFF Tape Subject Log (rev. 9/08) Secret White House Tapes | Richard M. Nixon Presidency 472–15 Backward Play Stop Forward Download audio Previous 470–9 Next 471–10 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 471–10 audio icon 471–11 audio icon 471–12 audio icon 471–13 audio icon 471–14 audio icon 471–15 audio icon 471–16 audio icon 471–17 audio icon 471–18 audio icon 471–19 audio icon