{"id":"S2004005134","label":"Air mail envelopes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2004005134","normalized_label":"air mail envelopes","broader":["http://id.loc.gov/authorities/subjects/sh85044160"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2004005134","provider":"lcsh","revision":"77d26ac0e90284d7","taxonomy_revision":"f050b5d4780b1289","title":"Air mail envelopes","url":"/topics/S2004005134","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4938408382823540226","address_version":"morton4x16-v1","coordinates":[0,477,51908,14336],"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}