{"title": "Report of the commissioner of agriculture on the diseases of cattle in the United States", "covers": [2830207], "key": "/works/OL8764133W", "type": {"key": "/type/work"}, "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-10T23:16:16.564110"}, "last_modified": {"type": "/type/datetime", "value": "2024-08-14T18:54:10.786116"}}