{"id":"S85041515","label":"Elastic waves--Diffraction","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85041515","normalized_label":"elastic waves--diffraction","broader":["http://id.loc.gov/authorities/subjects/sh85037928"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85041515","provider":"lcsh","revision":"c9ed1d6b3263ad2f","taxonomy_revision":"f050b5d4780b1289","title":"Elastic waves--Diffraction","url":"/topics/S85041515","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547785417605121540","address_version":"morton4x16-v1","coordinates":[0,20,18053,44032],"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}