About this recording 7–57 H. R. Haldeman White House operator August 2, 1971 H. R. Haldeman White House Operator Conversation No. 7-57 Date: August 2, 1971 Time: Unknown between 1:19 pm and 11:07 pm Location: White House Telephone H. R. (“Bob”) Haldeman talked with the White House operator. [See Conversation No. 553-6P] Requested a call to Clark MacGregor Secret White House Tapes | Richard M. Nixon Presidency 7–57 Backward Play Stop Forward Download audio Previous 68–1 Next 270–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 270–1 audio icon 269–10 audio icon 270–10 audio icon 269–11 audio icon 270–11 audio icon 269–12 audio icon 270–12 audio icon 269–13 audio icon 270–13 audio icon 269–14 audio icon