# Authority files (Information retrieval) { "id": "S85009792", "title": "Authority files (Information retrieval)", "url": "/topics/S85009792", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "19f960df5c2e70ff", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "288234775272359488", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 17558, 0 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Here are entered authority files that include both name and subject authority records, as well as works about such files. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85009792 No owner-reviewed local answer yet.