{"id":"S2009001346","label":"Barium films (Metal coating)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009001346","normalized_label":"barium films (metal coating)","broader":["http://id.loc.gov/authorities/subjects/sh85084116"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009001346","provider":"lcsh","revision":"333a862cf15e5f21","taxonomy_revision":"f050b5d4780b1289","title":"Barium films (Metal coating)","url":"/topics/S2009001346","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4919268101524432480","address_version":"morton4x16-v1","coordinates":[0,478,64438,2048],"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}