{"id":"S85146005","label":"Welded joints--Metallography","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85146005","normalized_label":"welded joints--metallography","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85146005","provider":"lcsh","revision":"8f8e5bbb3eafce23","taxonomy_revision":"f050b5d4780b1289","title":"Welded joints--Metallography","url":"/topics/S85146005","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867026492297709120","address_version":"morton4x16-v1","coordinates":[0,20,19686,21504],"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}