{"created": {"type": "/type/datetime", "value": "2009-12-10T21:24:09.202038"}, "subjects": ["Geology"], "latest_revision": 4, "key": "/works/OL7556207W", "title": "A college text-book of geology", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL2312479A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-08-11T09:23:35.032842"}, "covers": [6121294], "revision": 4}