{"id":"S85128168","label":"Stirling engines","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85128168","normalized_label":"stirling engines","broader":["http://id.loc.gov/authorities/subjects/sh85002631","http://id.loc.gov/authorities/subjects/sh85019029","http://id.loc.gov/authorities/subjects/sh85059780"],"aliases":["Stirling-cycle machines"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85128168","provider":"lcsh","revision":"1255e5a66bdf6481","taxonomy_revision":"f050b5d4780b1289","title":"Stirling engines","url":"/topics/S85128168","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547701871968405060","address_version":"morton4x16-v1","coordinates":[0,20,19407,40960],"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}