About this recording 438–18 President Richard M. Nixon Thelma C. Ryan "Pat" Nixon May 17, 1973 Richard M. Nixon Thelma C. "Pat" Nixon Conversation No. 438-18 Date: May 17, 1973 Time: 3:53 pm - 3:54 pm Location: Old Executive Office Building The President talked with Thelma C. (“Pat”) Nixon. [See Conversation No. 46-100] Secret White House Tapes | Richard M. Nixon Presidency 438–18 Backward Play Stop Forward Download audio Previous 919–9 Next 922–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 922–1 audio icon 437–10 audio icon 922–10 audio icon 922–11 audio icon 437–11 audio icon 46–114 audio icon 46–115 audio icon 46–116 audio icon 46–117 audio icon 46–118 audio icon