{"id":"S85055148","label":"Glass furnaces","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85055148","normalized_label":"glass furnaces","broader":["http://id.loc.gov/authorities/subjects/sh85052511","http://id.loc.gov/authorities/subjects/sh85055157","http://id.loc.gov/authorities/subjects/sh85055162"],"aliases":["Glass melting furnaces","Glass tank furnaces"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85055148","provider":"lcsh","revision":"dceed94c2a2c829e","taxonomy_revision":"f050b5d4780b1289","title":"Glass furnaces","url":"/topics/S85055148","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549887700010943040","address_version":"morton4x16-v1","coordinates":[0,20,18266,45056],"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}