{"id":"S85028906","label":"Commerce, Prehistoric","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85028906","normalized_label":"commerce, prehistoric","broader":[],"aliases":["Exchange, Prehistoric","Prehistoric commerce"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85028906","provider":"lcsh","revision":"fdc7114099f9e412","taxonomy_revision":"f050b5d4780b1289","title":"Commerce, Prehistoric","url":"/topics/S85028906","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547776363881169408","address_version":"morton4x16-v1","coordinates":[0,20,17856,43008],"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}