{"id":"S85041772","label":"Electric lighting--Early works to 1870","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85041772","normalized_label":"electric lighting--early works to 1870","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85041772","provider":"lcsh","revision":"3016835a43f4a3ba","taxonomy_revision":"f050b5d4780b1289","title":"Electric lighting--Early works to 1870","url":"/topics/S85041772","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549887683837444612","address_version":"morton4x16-v1","coordinates":[0,20,18057,45056],"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}