{"conversationCode":"421-012","tapeNumber":421,"conversationNumber":12,"identifier":"37-wht-conversation-421-012","startDateTime":"1973-03-21T20:49:00.000Z","endDateTime":"1973-03-21T21:23:00.000Z","startDate":"21-Mar-1973","startTime":"3:49 PM","endDate":"21-Mar-1973","endTime":"4:23 PM","dateCertainty":"certain","timeCertainty":"estimated","participants":"Nixon, Richard M. (President); White House operator;","description":"On March 21, 1973, President Richard M. Nixon and the White House operator met in the President's office in the Old Executive Office Building at an unknown time between 3:49 pm and 4:23 pm. The Old Executive Office Building taping system captured this recording, which is known as Conversation 421-012 of the White House Tapes.","locationCode":"EOB","recordingDevice":"Old Executive Office Building","latitudeEstimated":38.897567,"longitudeEstimated":-77.039147,"chronCode":"5.4","chronRelease":"Fifth Chronological Release: Part IV","chronReleaseDate":"8-Dec-2010","aogpRelease":null,"aogpSegment":null,"lastModified":"2015-07-27T17:04:10.235Z","findingAid":"Conversation No. 421-12\n\nDate: March 21, 1973\nTime: Unknown between 3:49 pm and 4:23 pm\nLocation: Executive Office Building\n\nThe President talked with the White House operator.\n\n[See Conversation No. 37-189]\n\f                                             -10-\n\n                   NIXON PRESIDENTIAL LIBRARY AND MUSEUM\n\n                                       (rev. Mar.-09)","filename":["421-012.mp3"],"tapeStart":"","tapeEnd":"","participantsList":["Nixon, Richard M. (President)","White House operator"],"prevCode":"421-011","nextCode":"421-013","transcript":[{"start":0.03,"end":1.98,"text":"Hey."}],"aiSummary":{"text":"President Nixon spoke briefly with a White House operator to place an outgoing call. The interaction served as a functional administrative step to facilitate presidential communication. No substantive policy discussions or significant political developments occurred during this brief exchange.","topics":["White House administration","telecommunications","presidential operations"],"generatedAt":"2026-04-06T19:10:04.736Z"},"topicSlugs":["white-house-administration","telecommunications","presidential-operations"],"audioDurationSec":11,"audioFiles":[{"file":"421-012.mp3","bytes":71680,"durationSec":11,"bitrate":52130,"missing":false}],"audioIsShared":false,"audioProbedAt":"2026-09-18T02:19:46.738Z","audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/421-012.mp3"],"url":"https://www.easynixon.org/tapes/421-012","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/421/conversation-421-012","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}