# Metals--Testing--Patents { "id": "S85084247", "title": "Metals--Testing--Patents", "url": "/topics/S85084247", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "7d215d8875a2734a", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "867162847778570756", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 18721, 23552 ], "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/sh85084247 No owner-reviewed local answer yet.