{"id":"S2005005285","label":"Toroidal magnetic circuits","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2005005285","normalized_label":"toroidal magnetic circuits","broader":["http://id.loc.gov/authorities/subjects/sh85079692"],"aliases":["Coils, Toroidal","Tori (Electromagnetism)","Toroidal coils","Toroids (Electromagnetism)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2005005285","provider":"lcsh","revision":"430053beddc81c0d","taxonomy_revision":"f050b5d4780b1289","title":"Toroidal magnetic circuits","url":"/topics/S2005005285","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9225637333167138404","address_version":"morton4x16-v1","coordinates":[0,478,1999,37888],"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}