{"id":"S85041610","label":"Electric circuit-breakers, Vacuum","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85041610","normalized_label":"electric circuit-breakers, vacuum","broader":["http://id.loc.gov/authorities/subjects/sh85141742"],"aliases":["Vacuum circuit-breakers","Vacuum interrupters"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85041610","provider":"lcsh","revision":"4fb9ff86a03e492f","taxonomy_revision":"f050b5d4780b1289","title":"Electric circuit-breakers, Vacuum","url":"/topics/S85041610","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324404584657323588","address_version":"morton4x16-v1","coordinates":[0,20,18055,10240],"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}