{"id":"S85104661","label":"Polymers--Acoustic properties","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85104661","normalized_label":"polymers--acoustic properties","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85104661","provider":"lcsh","revision":"8ad20fe032876f14","taxonomy_revision":"f050b5d4780b1289","title":"Polymers--Acoustic properties","url":"/topics/S85104661","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867022368055362048","address_version":"morton4x16-v1","coordinates":[0,20,19040,21504],"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}