{"conversationCode":"490-019","tapeNumber":490,"conversationNumber":19,"identifier":"37-wht-conversation-490-019","startDateTime":"1971-05-04T17:11:00.000Z","endDateTime":"1971-05-04T18:05:00.000Z","startDate":"4-May-1971","startTime":"1:11 PM","endDate":"4-May-1971","endTime":"2:05 PM","dateCertainty":"certain","timeCertainty":"estimated","participants":"United States Secret Service agents;","description":"On May 4, 1971, United States Secret Service agents met in the Oval Office of the White House at an unknown time between 1:11 pm and 2:05 pm. The Oval Office taping system captured this recording, which is known as Conversation 490-019 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. 490-19\n\nDate: May 4, 1971\nTime: Unknown between 1:11 pm and 2:05 pm\nLocation: Oval Office\n\nUnknown people (Secret Service agents) entered.\n\n**********************************************************************\n\n[Previous non-historical (H) withdrawal reviewed under deed of gift 11/12/2019. Segment\ncleared for release.]\n[Non-Historical]\n[490-019-w001]\n\n[Duration: 52s]\n\n[This portion of the tape is mostly room noise with some muffled background conversation.]\n\n**********************************************************************\n\nThe conversation was cut off at an unknown time before 2:05 pm.","filename":["490-019.mp3"],"tapeStart":"03:02:19","tapeEnd":"03:03:12","participantsList":["United States Secret Service agents"],"prevCode":"490-018","nextCode":"490-020","transcript":[{"start":35.03,"end":35.41,"text":"Three, two, one."}],"aiSummary":{"text":"Secret Service agents entered the Oval Office to perform technical preparations, likely involving the testing or calibration of the White House taping system. The brief recording consists primarily of room noise and muffled background chatter, indicating that no substantive policy discussions occurred. This exchange was purely operational in nature, serving as an equipment check rather than an administrative or political meeting.","topics":["Secret Service","White House Taping System","Technical Operations","Oval Office","Security"],"generatedAt":"2026-04-06T22:01:55.733Z"},"topicSlugs":["secret-service","white-house-taping-system","technical-operations","oval-office","security"],"audioDurationSec":53,"audioFiles":[{"file":"490-019.mp3","bytes":2134518,"durationSec":53.23,"bitrate":320783,"missing":false}],"audioIsShared":false,"audioProbedAt":"2026-09-18T02:19:48.990Z","findingAidSource":"nixonlibrary.gov subject log (2024-05), reslice-v2","findingAidUpdatedAt":"2026-09-18T08:43:49.796Z","audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/490-019.mp3"],"url":"https://www.easynixon.org/tapes/490-019","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/490/conversation-490-019","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}