{"conversationCode":"577-013","tapeNumber":577,"conversationNumber":13,"identifier":"37-wht-conversation-577-013","startDateTime":"1971-09-20T21:04:00.000Z","endDateTime":"1971-09-20T21:12:00.000Z","startDate":"20-Sep-1971","startTime":"5:04 PM","endDate":"20-Sep-1971","endTime":"5:12 PM","dateCertainty":"certain","timeCertainty":"estimated","participants":"Nixon, Richard M. (President); Butterfield, Alexander P.;","description":"On September 20, 1971, President Richard M. Nixon and Alexander P. Butterfield met in the Oval Office of the White House at an unknown time between 5:04 pm and 5:12 pm. The Oval Office taping system captured this recording, which is known as Conversation 577-013 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. 577-13\n\nDate: September 20, 1971\nTime: Unknown between 5:04 pm and 5:12 pm\nLocation: Oval Office\n\nThe President met with Alexander P. Butterfield.\n\n     Edward J. Dwyer\n         -Call to the President\n               -Reply\n         -Possible note from the President\n\nButterfield left at an unknown time before 5:12 pm.","filename":["577a.mp3","577b.mp3"],"tapeStart":"02:23:37","tapeEnd":"02:24:27","participantsList":["Nixon, Richard M. (President)","Butterfield, Alexander P."],"prevCode":"577-012","nextCode":"577-014","tapeTranscriptFile":"577a.mp3,577b.mp3","transcript":[{"start":8617,"end":8617.11,"text":"Mae'n rhaid i'r trafodaeth gweithio."},{"start":8617.13,"end":8618.03,"text":"Mae'n rhaid i'r trafodaeth gweithio."},{"start":8618.05,"end":8619.71,"text":"Mae'n rhaid i'r trafodaeth gweithio."}],"transcriptBoundary":{"start":8617,"end":8707.625,"startMethod":"tape_time","endMethod":"silence"},"transcriptConfidence":"low","transcriptSource":"bigtape","aiSummary":{"text":"President Nixon met with Alexander P. Butterfield to coordinate a response to a call from Edward J. Dwyer. The discussion focused on drafting a reply to Dwyer and evaluating the necessity of sending a personal note from the President. This administrative meeting centered on managing external correspondence and determining appropriate executive communication protocols.","topics":["Edward J. Dwyer","Executive correspondence","White House operations","Administrative coordination"],"generatedAt":"2026-04-07T00:04:09.605Z"},"topicSlugs":["edward-j-dwyer","executive-correspondence","white-house-operations","administrative-coordination"],"audioDurationSec":50,"audioFiles":[{"file":"577a.mp3","bytes":176299571,"durationSec":7345.74,"bitrate":192001,"missing":false},{"file":"577b.mp3","bytes":150116100,"durationSec":6254.77,"bitrate":192002,"missing":false}],"audioIsShared":true,"audioProbedAt":"2026-09-18T02:19:51.635Z","audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/577a.mp3","https://nixon.nyc3.digitaloceanspaces.com/audio/577b.mp3"],"url":"https://www.easynixon.org/tapes/577-013","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/577/conversation-577-013","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}