# Firearms--Locks { "id": "S85048538", "title": "Firearms--Locks", "url": "/topics/S85048538", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "99923dcdd041e39d", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "900865337032311364", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 18163, 26624 ], "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 works on the mechanism that explodes the charge or cartridge of a firearm. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85048538 No owner-reviewed local answer yet.