About this recording 251–9 President Richard M. Nixon Ronald L. Ziegler April 20, 1971 Ronald L. Ziegler Richard M. Nixon Secret White House Tapes | Richard M. Nixon Presidency 251–9 This recording is currently not available on millercenter.org. To listen to it, please email Mike Greco at mdg4u@virginia.edu Previous 482–9 Next 485–1 More Richard M. Nixon Recordings View all Richard M. Nixon tapes 485–1 audio icon 252–1 audio icon 484–1 audio icon 252–10 audio icon 484–10 audio icon 252–11 audio icon 484–11 audio icon 252–12 audio icon 484–12 audio icon 252–13 audio icon