Nixon White House Tapes › Tape 480 › Conversation 480-012

United States Secret Service agents on Secret Service and White House security

Thursday, April 15, 1971 · 1:18 PM–1:40 PM ET · Oval Office · 1 min

ParticipantsUnited States Secret Service agentsConversation480-012 on Tape 480 (tape position 02:01:15–02:03:31)StartThursday, April 15, 1971 at 1:18 PMEndThursday, April 15, 1971 at 1:40 PMRecording deviceOval OfficeSourceNixon Library record for 480-012 ↗

Secret Service agents met with President Nixon in the Oval Office to discuss security-related matters. The conversation was largely redacted due to federal statutes regarding sensitive information, with a significant portion of the recording closed from public review. The meeting concluded shortly after the discussion of these restricted security details.

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No transcript is available yet for this conversation. The recording may contain no audible speech, or it may not have been processed.

On April 15, 1971, United States Secret Service agents met in the Oval Office of the White House at an unknown time between 1:18 pm and 1:40 pm. The Oval Office taping system captured this recording, which is known as Conversation 480-012 of the White House Tapes.

Conversation No. 480-12

Date: April 15, 1971
Time: Unknown between 1:18 and 1:40 pm
Location: Oval Office

Unknown people [Secret Service agents] entered

******************************************************************************

BEGIN WITHDRAWN ITEM NO. 1
[Previous PRMPA Federal Statute (A) withdrawal reviewed 12/03/2019. Segment will remain
closed.]
[Federal Statute]
[480-012-w001]
[Duration: 1m 29s]

END WITHDRAWN ITEM NO. 1

******************************************************************************

The unknown people [Secret Service agents] left at an unknown time before 1:40 pm
  • 480-005 12:15 PM · 45 sec — President Richard M. Nixon and Stephen B. Bull met in the Oval Office of the White House at 12:15 pm.
  • 480-006 12:15 PM · 24 min — President Richard M. Nixon, Robert H. Finch, and Donald H. Rumsfeld met in the Oval Office of the White House from 12:15 pm to 12:40 pm.
  • 001-096 12:40 PM · 27 sec — President Richard M. Nixon and Thelma C. ("Pat") (Ryan) Nixon talked on the telephone from 12:40 pm to 12:41 pm.
  • 480-007 12:40 PM · 33 sec — Thelma C. ("Pat") (Ryan) Nixon and President Richard M. Nixon met in the Oval Office of the White House from 12:40 pm to 12:41 pm.
  • 480-008 12:41 PM · 11 sec — President Richard M. Nixon and unknown person(s) met in the Oval Office of the White House at an unknown time between 12:41 pm and 12:50 pm.
  • 480-009 12:41 PM · 29 sec — President Richard M. Nixon and Stephen B. Bull met in the Oval Office of the White House at an unknown time between 12:41 pm and 12:50 pm.
  • 480-010 12:41 PM · 31 min — President Richard M. Nixon, H. R. ("Bob") Haldeman, Stephen B. Bull, Ronald L. Ziegler, John P. ("Jack") Sutherland, and John D. Ehrlichman met in the Oval Office of the White House at an unknown time between 12:41 pm and 1:18 pm.
  • 249-007 2:30 PM · 14 sec — President Richard M. Nixon and Manolo Sanchez met in the President's office in the Old Executive Office Building at an unknown time between 2:30 pm and 3:15 pm.

Conversation 480-012, April 15, 1971. White House Tapes, Richard Nixon Presidential Library and Museum, National Archives. Audio and AI transcript via Easy Nixon, https://www.easynixon.org/tapes/480-012 (accessed October 12, 2026).