{"conversationCode":"449-016","tapeNumber":449,"conversationNumber":16,"identifier":"37-wht-conversation-449-016","startDateTime":"1971-09-21T18:57:00.000Z","endDateTime":"1971-09-21T20:04:00.000Z","startDate":"21-Sep-1971","startTime":"2:57 PM","endDate":"21-Sep-1971","endTime":"4:04 PM","dateCertainty":"certain","timeCertainty":"estimated","participants":"United States Secret Service agents;","description":"On September 21, 1971, United States Secret Service agents met in the Oval Office of the White House at an unknown time between 2:57 pm and 4:04 pm. The Oval Office taping system captured this recording, which is known as Conversation 449-016 of the White House Tapes.","locationCode":"OVAL","recordingDevice":"Oval Office","latitudeEstimated":38.8974,"longitudeEstimated":-77.0374,"chronCode":2,"chronRelease":"Second Chronological Release","chronReleaseDate":"26-Oct-2000","aogpRelease":null,"aogpSegment":null,"lastModified":"2015-07-27T17:04:10.235Z","findingAid":"Conversation No. 449-16\n\nDate: September 21, 1971\nTime: Unknown between 2:57 pm and 4:04 pm\nLocation: Oval Office\n\nUnknown men [Secret Service agents] met.\n\n     [Unintelligible]\n\n     The President's location\n          -Residence\n\nThe unknown men [Secret Service agents] left at an unknown time before 4:04 pm.","filename":["449-016.mp3"],"tapeStart":"02:48:30","tapeEnd":"02:49:23","participantsList":["United States Secret Service agents"],"prevCode":"449-015","nextCode":"449-017","transcript":[{"start":22.2,"end":31.95,"text":"All right, here we go again."}],"aiSummary":{"text":"Secret Service agents met with President Nixon in the Oval Office to conduct a security-related briefing or logistical check. The discussion centered on confirming the President's precise location and status within the White House residence. Following the brief exchange, the agents departed the office to continue their protective duties.","topics":["Secret Service","Presidential security","White House operations","Presidential protection"],"generatedAt":"2026-04-06T20:49:48.627Z"},"topicSlugs":["secret-service","presidential-security","white-house-operations","presidential-protection"],"audioDurationSec":54,"audioFiles":[{"file":"449-016.mp3","bytes":2170040,"durationSec":54.12,"bitrate":320804,"missing":false}],"audioIsShared":false,"audioProbedAt":"2026-09-18T02:19:47.662Z","audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/449-016.mp3"],"url":"https://www.easynixon.org/tapes/449-016","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/449/conversation-449-016","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}