# Earthquake engineering laboratories { "id": "S88001306", "title": "Earthquake engineering laboratories", "url": "/topics/S88001306", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "699c3d143d2c57e3", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "5531757640612464128", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 64300, 26624 ], "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/sh88001306 No owner-reviewed local answer yet.