About this recording 898–23 President Richard M. Nixon H. R. Haldeman John D. Ehrlichman White House operator UNKNOWN William E. Timmons Ronald L. Ziegler April 17, 1973 H. R. Haldeman White House Operator Unknown William E. Timmons Ronald L. Ziegler Richard M. Nixon John D. Ehrlichman Secret White House Tapes | Richard M. Nixon Presidency 898–23 Rewind 10 seconds Play/Pause Fast-forward 10 seconds 0:00 Download audio Previous 949–9 Next 450–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 450–1 audio icon 47–1 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