{"id":"S85086214","label":"Mississippi River Valley--History--1803-1865","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85086214","normalized_label":"mississippi river valley--history--1803-1865","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85086214","provider":"lcsh","revision":"59fe36ae7b18fe6b","taxonomy_revision":"f050b5d4780b1289","title":"Mississippi River Valley--History--1803-1865","url":"/topics/S85086214","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290693299445039616","address_version":"morton4x16-v1","coordinates":[0,20,18752,6144],"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}