{"id":"S2009103067","label":"Technological innovations--United States--Case studies","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009103067","normalized_label":"technological innovations--united states--case studies","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009103067","provider":"lcsh","revision":"7c932aa32334ef21","taxonomy_revision":"f050b5d4780b1289","title":"Technological innovations--United States--Case studies","url":"/topics/S2009103067","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"612639110389195366","address_version":"morton4x16-v1","coordinates":[0,479,491,27648],"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}