About this recording 252–15 President Richard M. Nixon White House operator April 28, 1971 White House Operator Richard M. Nixon Conversation No. 252-15 Date: April 28, 1971 Time: Unknown between 3:57 pm and 4:33 pm Location: Executive Office Building The President talked with the White House operator Conv. No. 252-13 (cont.) [See Conversation No. 42-67] Secret White House Tapes | Richard M. Nixon Presidency 252–15 This recording is currently not available on millercenter.org. To listen to it, please email Mike Greco at mdg4u@virginia.edu Previous 488–9 Next 490–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 490–1 audio icon 42–106 audio icon 251–18 audio icon 251–19 audio icon 490–2 audio icon 251–20 audio icon 251–21 audio icon 251–22 audio icon 251–23 audio icon 251–24 audio icon