{"type": {"key": "/type/work"}, "title": "Cost standards for a model stationary custom feed mill for the midwest", "subjects": ["Feed mills"], "subject_places": ["Middle West"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7182914A"}}], "covers": [11855335], "key": "/works/OL24939293W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2021-08-29T21:57:07.846307"}, "last_modified": {"type": "/type/datetime", "value": "2021-08-29T21:57:07.846307"}}