{"type": {"key": "/type/work"}, "title": "Draft areawide waste treatment management plan for the Metropolitan Boston area", "subjects": ["Water quality management", "Sewage"], "subject_places": ["Massachusetts", "Boston Metropolitan Area"], "key": "/works/OL24944166W", "covers": [11862669], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL62371A"}}], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2021-08-30T16:19:19.146862"}, "last_modified": {"type": "/type/datetime", "value": "2025-07-31T17:09:27.598539"}}