{"id":"S85110983","label":"Railroads--History","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85110983","normalized_label":"railroads--history","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85110983","provider":"lcsh","revision":"643254f6b52f8899","taxonomy_revision":"f050b5d4780b1289","title":"Railroads--History","url":"/topics/S85110983","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290702354309841476","address_version":"morton4x16-v1","coordinates":[0,20,19139,7168],"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}