{"conversationCode":"490-004","tapeNumber":490,"conversationNumber":4,"identifier":"37-wht-conversation-490-004","startDateTime":"1971-04-29T16:42:00.000Z","endDateTime":"1971-04-29T16:52:00.000Z","startDate":"29-Apr-1971","startTime":"12:42 PM","endDate":"29-Apr-1971","endTime":"12:52 PM","dateCertainty":"certain","timeCertainty":"estimated","participants":"United States Secret Service agents;","description":"On April 29, 1971, United States Secret Service agents met in the Oval Office of the White House at an unknown time between 12:42 pm and 12:52 pm. The Oval Office taping system captured this recording, which is known as Conversation 490-004 of the White House Tapes.","locationCode":"OVAL","recordingDevice":"Oval Office","latitudeEstimated":38.8974,"longitudeEstimated":-77.0374,"chronCode":1,"chronRelease":"First Chronological Release","chronReleaseDate":"5-Oct-1999","aogpRelease":null,"aogpSegment":null,"lastModified":"2015-07-27T17:04:10.235Z","findingAid":"Conversation No. 490-4\n\nDate: April 29, 1971\nTime: Unknown between 12:42 pm and 12:52 pm\nLocation: Oval Office\n\nUnknown people (Secret Service agents) entered.\n\n     President's location\n           -Press Secretary\n\n     Bill [Unintelligible Surname]\nThe unknown persons left at an unknown time before 12:52 pm.","filename":["490-004.mp3"],"tapeStart":"00:32:56","tapeEnd":"00:35:45","participantsList":["United States Secret Service agents"],"prevCode":"490-003","nextCode":"490-005","transcript":[{"start":18.25,"end":18.38,"text":"Three."},{"start":62.85,"end":63.23,"text":"There he is."}],"aiSummary":{"text":"President Nixon met briefly with unidentified Secret Service agents in the Oval Office to discuss logistical concerns regarding the President’s location. The participants also referenced the Press Secretary and an individual named Bill during the short exchange. The meeting concluded quickly, leaving the specific operational details largely unintelligible.","topics":["Secret Service","Presidential security","White House logistics","Oval Office operations"],"generatedAt":"2026-04-06T22:00:31.762Z"},"topicSlugs":["secret-service","presidential-security","white-house-logistics","oval-office-operations"],"audioDurationSec":71,"audioFiles":[{"file":"490-004.mp3","bytes":2831464,"durationSec":70.65,"bitrate":320626,"missing":false}],"audioIsShared":false,"audioProbedAt":"2026-09-18T02:19:48.989Z","audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/490-004.mp3"],"url":"https://www.easynixon.org/tapes/490-004","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/490/conversation-490-004","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}