About this recording 549–24 July 28, 1971 Unknown Conversation No. 549-24 Date: July 28, 1971 Time: 3:04 pm - 3:05 pm Location: Oval Office Unknown men (Secret Service) entered. The President's location The unknown men (Secret Service) left at 3:05 pm. Secret White House Tapes | Richard M. Nixon Presidency 549–24 This recording is currently not available on millercenter.org. To listen to it, please email Mike Greco at mdg4u@virginia.edu Previous 7–9 Next 267–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 267–1 audio icon 551-1 audio icon 551–1 audio icon 266–10 audio icon 551-10 audio icon 551–10 audio icon 551–11 audio icon 266–11 audio icon 551-11 audio icon 266–12 audio icon