{"subject_places": ["Indiana"], "subjects": ["Agricultural machinery", "Agricultural laborers"], "key": "/works/OL17023398W", "title": "Labor and power used for farm enterprises: Indiana, 1950", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7220511A"}}], "type": {"key": "/type/work"}, "covers": [9624591], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2014-07-31T14:46:04.482997"}, "last_modified": {"type": "/type/datetime", "value": "2024-07-22T20:07:55.063163"}}