{"conversationCode":"621-004","tapeNumber":621,"conversationNumber":4,"identifier":"37-wht-conversation-621-004","startDateTime":"1971-11-18T12:49:00.000Z","endDateTime":"1971-11-18T13:01:00.000Z","startDate":"18-Nov-1971","startTime":"7:49 AM","endDate":"18-Nov-1971","endTime":"8:01 AM","dateCertainty":"certain","timeCertainty":"estimated","participants":"Nixon, Richard M. (President); White House operator;","description":"On November 18, 1971, President Richard M. Nixon and the White House operator met in the Oval Office of the White House at an unknown time between 7:49 am and 8:01 am. The Oval Office taping system captured this recording, which is known as Conversation 621-004 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. 621-4\n\nDate: November 18, 1971\nTime: Unknown between 7:49 am and 8:01 am\nLocation: Oval Office\n\nThe President talked with the White House operator.\n\n[See Conversation No. 15-17]","filename":["621a.mp3","621b.mp3","621c.mp3","621d.mp3"],"tapeStart":"00:04:33","tapeEnd":"00:06:39","participantsList":["Nixon, Richard M. (President)","White House operator"],"prevCode":"621-003","nextCode":"621-005","tapeTranscriptFile":"621a.mp3,621b.mp3,621c.mp3,621d.mp3","transcript":[{"start":407.72,"end":413.2,"text":"O, rwy'n meddwl bod hynny'n rhaid i chi ddweud hynny."},{"start":413.24,"end":417.11,"text":"Dwi'n meddwl bod hynny'n rhaid i chi ddweud hynny."},{"start":418.59,"end":428.34,"text":"Dwi'n meddwl bod hynny'n rhaid i chi ddweud hynny."},{"start":428.36,"end":431.12,"text":"Dwi'n meddwl bod hynny'n rhaid i chi ddweud hynny."}],"transcriptBoundary":{"start":256.5,"end":450.125,"startMethod":"silence","endMethod":"silence"},"transcriptConfidence":"high","transcriptSource":"bigtape","aiSummary":{"text":"President Nixon consulted with a White House operator to facilitate an outgoing communication. This brief interaction served as a procedural step to initiate a telephone call to an external party. No substantive policy discussions or significant political decisions were recorded during this brief administrative exchange.","topics":["White House operations","Telecommunications","Administrative procedure","Executive communication"],"generatedAt":"2026-04-07T01:02:20.986Z"},"topicSlugs":["white-house-operations","telecommunications","administrative-procedure","executive-communication"],"audioDurationSec":126,"audioFiles":[{"file":"621a.mp3","bytes":176684511,"durationSec":7361.78,"bitrate":192001,"missing":false},{"file":"621b.mp3","bytes":176831215,"durationSec":7367.9,"bitrate":192001,"missing":false},{"file":"621c.mp3","bytes":176307721,"durationSec":7346.1,"bitrate":192001,"missing":false},{"file":"621d.mp3","bytes":62874435,"durationSec":2619.69,"bitrate":192005,"missing":false}],"audioIsShared":true,"audioProbedAt":"2026-09-18T02:19:51.995Z","audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/621a.mp3","https://nixon.nyc3.digitaloceanspaces.com/audio/621b.mp3","https://nixon.nyc3.digitaloceanspaces.com/audio/621c.mp3","https://nixon.nyc3.digitaloceanspaces.com/audio/621d.mp3"],"url":"https://www.easynixon.org/tapes/621-004","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/621/conversation-621-004","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}