{"first_publish_date": "1903", "last_modified": {"type": "/type/datetime", "value": "2020-08-13T02:47:51.412956"}, "title": "Vital records of Topsfield, Massachusetts", "created": {"type": "/type/datetime", "value": "2009-10-23T03:10:13.863711"}, "covers": [6111101], "subject_places": ["Topsfield (Mass.)"], "lc_classifications": ["F74.T6 T5"], "latest_revision": 5, "key": "/works/OL230141W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2503163A"}}], "type": {"key": "/type/work"}, "subjects": ["Registers of births"], "revision": 5}