{"id":"S88001612","label":"Magnetooptical devices","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88001612","normalized_label":"magnetooptical devices","broader":["http://id.loc.gov/authorities/subjects/sh85079698"],"aliases":["Magneto-optical devices"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88001612","provider":"lcsh","revision":"ab5cf6e40c943c2c","taxonomy_revision":"f050b5d4780b1289","title":"Magnetooptical devices","url":"/topics/S88001612","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4957407950634615300","address_version":"morton4x16-v1","coordinates":[0,20,64305,12288],"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}