{"covers": [6061952], "first_publish_date": "1922", "latest_revision": 6, "key": "/works/OL1195093W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL120662A"}}], "subjects": ["Hours of labor", "Wages", "Manufacturing industries"], "created": {"type": "/type/datetime", "value": "2009-12-09T20:42:11.538566"}, "title": "Wages, hours and employment in American manufacturing industries July, 1914-July 1923", "last_modified": {"type": "/type/datetime", "value": "2020-08-13T00:28:40.993717"}, "type": {"key": "/type/work"}, "revision": 6}