# Glow lamps { "id": "S2006007476", "title": "Glow lamps", "url": "/topics/S2006007476", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "fbc7c393cf148bfe", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "10090319373475930720", "address_version": "morton4x16-v1", "coordinates": [ 0, 478, 17658, 53248 ], "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 specialty light bulbs that are filled with a gas (neon, argon, etc.) that glows when electrified. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh2006007476 No owner-reviewed local answer yet.