{"type": {"key": "/type/work"}, "title": "The necessary relations of labor and capital", "subjects": ["Working class", "History", "Industrial relations", "Economic conditions"], "subject_places": ["United States"], "subject_times": ["19th century", "1865-1918"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL155199A"}}], "key": "/works/OL45979848W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-09-14T16:50:45.706462"}, "last_modified": {"type": "/type/datetime", "value": "2026-09-14T16:50:45.706462"}}