{"title": "How It Works", "first_publish_date": "April 1991", "key": "/works/OL2925009W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL445715A"}}], "type": {"key": "/type/work"}, "subjects": ["Machinery, juvenile literature", "Machinery"], "covers": [12504423], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-10T01:05:42.911755"}, "last_modified": {"type": "/type/datetime", "value": "2022-11-17T11:16:53.282249"}}