{"type": {"key": "/type/work"}, "title": "Prof. Silliman's report on the water supply from Upper Mystic Pond for Charlestown, (Mass.) July, 1862", "subjects": ["Water-Supply", "Water Supply", "Analysis"], "subject_places": ["Massachusetts", "Mystic River (Mass.)"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL166630A"}}], "key": "/works/OL37246239W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2023-11-30T21:06:18.984083"}, "last_modified": {"type": "/type/datetime", "value": "2023-11-30T21:06:18.984083"}}