{"id":"S85058128","label":"Gyroscopic instruments","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85058128","normalized_label":"gyroscopic instruments","broader":["http://id.loc.gov/authorities/subjects/sh85058127","http://id.loc.gov/authorities/subjects/sh85101561"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85058128","provider":"lcsh","revision":"751a2c19a7cdbae0","taxonomy_revision":"f050b5d4780b1289","title":"Gyroscopic instruments","url":"/topics/S85058128","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864695819633312260","address_version":"morton4x16-v1","coordinates":[0,20,18313,16384],"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}