{"id":"S2008119729","label":"Environmental engineering--Handbooks, manuals, etc.","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008119729","normalized_label":"environmental engineering--handbooks, manuals, etc.","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008119729","provider":"lcsh","revision":"ee370d37d1cc7960","taxonomy_revision":"f050b5d4780b1289","title":"Environmental engineering--Handbooks, manuals, etc.","url":"/topics/S2008119729","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14699762405362247264","address_version":"morton4x16-v1","coordinates":[0,478,50662,50176],"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}