Nixon White House Tapes › Tape 501 › Conversation 501-023

Nixon, Butterfield & Bull on Charles McC. Mathias and Legislative process

Wednesday, May 19, 1971 · 3:45 PM–3:50 PM ET · Oval Office · 32 sec

ParticipantsNixon, Richard M. (President); Butterfield, Alexander P.; Bull, Stephen B.Conversation501-023 on Tape 501 (tape position 04:25:18–04:25:50)StartWednesday, May 19, 1971 at 3:45 PMEndWednesday, May 19, 1971 at 3:50 PMRecording deviceOval OfficeSourceNixon Library record for 501-023 ↗

President Nixon consulted with Alexander P. Butterfield and Stephen B. Bull regarding updates on the Charles McC. Mathias amendment and the progress of pending legislative votes. The President sought information on these developments to coordinate his upcoming schedule with Robert H. Finch and Donald H. Rumsfeld. The meeting concluded with Nixon tasking staff to secure information before his 5:00 pm deadline.

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No, I'm afraid that there will be... What is the... Have they voted on Matthias and that?
Yeah.
I can't say so.
Why don't you get in there and let me know.
I'd love to get there before 5 o'clock.
Yeah.

On May 19, 1971, President Richard M. Nixon, Alexander P. Butterfield, and Stephen B. Bull met in the Oval Office of the White House at an unknown time between 3:45 pm and 3:50 pm. The Oval Office taping system captured this recording, which is known as Conversation 501-023 of the White House Tapes.

Conversation No. 501-23

Date: May 19, 1971
Time: Unknown between 3:45 pm and 3:50 pm
Location: Oval Office

The President met with Alexander P. Butterfield.

     President's schedule
           -Meeting with Robert H. Finch and Donald H. Rumsfeld

     Charles McC. Mathias Amendment

Stephen B. Bull entered at an unknown time after 3:45 pm.

     President’s schedule
          -Meeting with Finch and Rumsfeld
                -Time

Butterfield and Bull left at 3:50 pm.
  • 501-019 3:09 PM · 25 min — President Richard M. Nixon, Henry A. Kissinger, Gerard C. Smith, Gen. Royal B. Allison, Paul J. Nitze, Harold Brown, Llewellyn E. ("Tommy") Thompson, Jr., and Philip J. Farley met in the Oval Office of the White House from 3:09 pm to 3:45 pm.
  • 501-020 3:45 PM · 24 sec — President Richard M. Nixon and Stephen B. Bull met in the Oval Office of the White House at an unknown time between 3:45 pm and 3:50 pm.
  • 501-021 3:45 PM · 4 sec — President Richard M. Nixon and Alexander P. Butterfield met in the Oval Office of the White House at an unknown time between 3:45 pm and 3:50 pm.
  • 501-022 3:45 PM · 7 sec — President Richard M. Nixon and Stephen B. Bull met in the Oval Office of the White House at an unknown time between 3:45 pm and 3:50 pm.
  • 501-024 3:50 PM · 34 min — President Richard M. Nixon, Henry A. Kissinger, Alexander P. Butterfield, Ronald L. Ziegler, H. R. ("Bob") Haldeman, Henry L. Bellmon, John G. Tower, Clifford M. Hardin, John C. Whitaker, Clark MacGregor, and Peter M. Flanigan met in the Oval Office of the White House from 3:50 pm to 4:28 pm.
  • 501-025 4:28 PM · 18 sec — President Richard M. Nixon and unknown person(s) met in the Oval Office of the White House at an unknown time between 4:28 pm and 4:38 pm.
  • 501-026 4:28 PM · 49 sec — President Richard M. Nixon, Alexander P. Butterfield, and Stephen B. Bull met in the Oval Office of the White House at an unknown time between 4:28 pm and 4:38 pm.
  • 501-027 4:28 PM · 5 sec — President Richard M. Nixon and Stephen B. Bull met in the Oval Office of the White House at an unknown time between 4:28 pm and 4:38 pm.

Conversation 501-023, May 19, 1971. White House Tapes, Richard Nixon Presidential Library and Museum, National Archives. Audio and AI transcript via Easy Nixon, https://www.easynixon.org/tapes/501-023 (accessed October 9, 2026).