# Motors--Lubrication systems--Fluid dynamics { "id": "S2015000026", "title": "Motors--Lubrication systems--Fluid dynamics", "url": "/topics/S2015000026", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "13ee69c1d39579bd", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "918945457699554372", "address_version": "morton4x16-v1", "coordinates": [ 0, 480, 27095, 26624 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Use as a topical subdivision under individual land vehicles and types of land vehicles. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh2015000026 No owner-reviewed local answer yet.