{"id":"S85079769","label":"Magnetism of aircraft","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85079769","normalized_label":"magnetism of aircraft","broader":["http://id.loc.gov/authorities/subjects/sh85079759"],"aliases":["Airplanes--Magnetic fields"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85079769","provider":"lcsh","revision":"0d822f6f3a795f25","taxonomy_revision":"f050b5d4780b1289","title":"Magnetism of aircraft","url":"/topics/S85079769","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900799091452559940","address_version":"morton4x16-v1","coordinates":[0,20,18651,25600],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}