# Depository libraries--Reference services--Quality control { "id": "S00001059", "title": "Depository libraries--Reference services--Quality control", "url": "/topics/S00001059", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "1c3279fb2248c1d1", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "9223521570436415488", "address_version": "morton4x16-v1", "coordinates": [ 0, 0, 16, 35840 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh00001059 No owner-reviewed local answer yet.