{"id":"S85076888","label":"Light-beam oscillographs","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85076888","normalized_label":"light-beam oscillographs","broader":["http://id.loc.gov/authorities/subjects/sh85095909"],"aliases":["Light-beam oscillograph"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85076888","provider":"lcsh","revision":"e4162468c115cb39","taxonomy_revision":"f050b5d4780b1289","title":"Light-beam oscillographs","url":"/topics/S85076888","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900790295296362048","address_version":"morton4x16-v1","coordinates":[0,20,18606,24576],"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}