{"id":"S85138543","label":"Tumbling (Metal finishing)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85138543","normalized_label":"tumbling (metal finishing)","broader":["http://id.loc.gov/authorities/subjects/sh85057370","http://id.loc.gov/authorities/subjects/sh85084195"],"aliases":["Barrel finishing"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85138543","provider":"lcsh","revision":"7669215f1c25aad4","taxonomy_revision":"f050b5d4780b1289","title":"Tumbling (Metal finishing)","url":"/topics/S85138543","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9550107310282899972","address_version":"morton4x16-v1","coordinates":[0,20,19569,48128],"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}