{"created": {"type": "/type/datetime", "value": "2009-12-10T21:37:59.064436"}, "subjects": ["Analytic Chemistry"], "latest_revision": 5, "key": "/works/OL7680960W", "title": "A practical treatise of chemical analysis", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL2368653A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-08-13T02:58:06.197801"}, "covers": [5575288], "revision": 5}