{"created": {"type": "/type/datetime", "value": "2009-12-10T05:46:19.826194"}, "subject_places": ["Butler County", "Butler County (Mo.)", "Missouri", "United States"], "subjects": ["Census, 1850", "Census, 7th, 1850", "Genealogy", "Registers of births"], "latest_revision": 2, "key": "/works/OL4241144W", "title": "1850 Butler Co., Mo. federal census", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL814728A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-04T14:07:21.114160"}, "revision": 2}