# Radio { "id": "S85110385", "title": "Radio", "url": "/topics/S85110385", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "b80ea3e6eff854d5", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "10088142606103364100", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 19129, 50176 ], "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 general works on radio, including works on early radio, sometimes called "wireless telephone." Works on point-to-point radiotelephone service and equipment, sometimes called "wireless telephone," are entered under [Radiotelephone.] Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85110385 No owner-reviewed local answer yet.