{"id":"S85092303","label":"Nonferrous metals--Heat treatment","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85092303","normalized_label":"nonferrous metals--heat treatment","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85092303","provider":"lcsh","revision":"6961718bb00adcdf","taxonomy_revision":"f050b5d4780b1289","title":"Nonferrous metals--Heat treatment","url":"/topics/S85092303","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326730893563938372","address_version":"morton4x16-v1","coordinates":[0,20,18847,15360],"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}