About this recording 439–20 President Richard M. Nixon UNKNOWN May 21, 1973 Unknown Richard M. Nixon Conversation No. 439-20 Date: May 21, 1973 Time: 4:25 pm - 4:26 pm Location: Old Executive Office Building President met with an unknown man. -15- NIXON PRESIDENTIAL LIBRARY AND MUSEUM Tape Subject Log (rev. August-2011) Conversation No. 439-20 (cont’d) President’s schedule -Ronald L. Ziegler and J. Fred Buzhardt, Jr. The unknown man left at 4:26 pm. Secret White House Tapes | Richard M. Nixon Presidency 439–20 Rewind 10 seconds Play/Pause Fast-forward 10 seconds 0:00 Download audio Previous 949–9 Next 47–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 47–1 audio icon 450–1 audio icon 450–10 audio icon 450–11 audio icon 450–12 audio icon 450–13 audio icon 450–14 audio icon 450–15 audio icon 450–16 audio icon 450–17 audio icon