{"id":"S85032313","label":"Copper--Metallurgy","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85032313","normalized_label":"copper--metallurgy","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85032313","provider":"lcsh","revision":"41dbcbfb804b9098","taxonomy_revision":"f050b5d4780b1289","title":"Copper--Metallurgy","url":"/topics/S85032313","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124105174793717252","address_version":"morton4x16-v1","coordinates":[0,20,17909,58368],"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}