{"type": {"key": "/type/edition"}, "publish_date": "1854", "publish_country": "enk", "languages": [{"key": "/languages/eng"}], "authors": [{"key": "/authors/OL3453003A"}], "notes": {"type": "/type/text", "value": "At head of title: A.D. 1821. No. 4544.\n\n\"Henry Browne, of Derby, in the county of Derby, chemist\"."}, "subject_places": ["Great Britain"], "subjects": ["Boilers", "Smoke prevention"], "title": "Specification of Henry Browne", "subtitle": "boilers", "publishers": ["Great Seal Patent Office", "George E. Eyre and William Spottiswoode)"], "publish_places": ["London"], "pagination": "5 pages, 2 folded leaves of plates", "ocaid": "b30743205", "source_records": ["ia:b30743205"], "covers": [11806173], "works": [{"key": "/works/OL24903868W"}], "key": "/books/OL33102486M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2021-08-26T16:05:41.641066"}, "last_modified": {"type": "/type/datetime", "value": "2021-08-26T16:05:41.641066"}}