About this recording 15–73 President Richard M. Nixon White House operator November 21, 1971 White House Operator Richard M. Nixon Conversation No. 15-73 Date: November 21, 1971 Time: Unknown between 6:15 pm and 6:37 pm Location: White House Telephone The President talked with the White House operator. Request for a call to William F. (“Billy”) Graham Secret White House Tapes | Richard M. Nixon Presidency 15–73 Backward Play Stop Forward Download audio Previous 15–72 Next 622–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 622–1 audio icon 622–10 audio icon 15–100 audio icon 15–101 audio icon 15–102 audio icon 15–103 audio icon 15–104 audio icon 15–105 audio icon 15–106 audio icon 15–107 audio icon