{"subtitle": "addressed to workingmen : written in 1844 and 1858", "title": "An essay on the duties of man", "key": "/works/OL1062999W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL107482A"}}], "type": {"key": "/type/work"}, "subjects": ["Duty", "Ethics"], "covers": [6329567], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-09T20:20:22.842213"}, "last_modified": {"type": "/type/datetime", "value": "2022-12-28T06:30:35.436017"}}