{"title": "The Official Blackbook Price Guide to United States Postage Stamps 2011, 33rd Edition", "covers": [8409216], "key": "/works/OL19091403W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7469669A"}}], "type": {"key": "/type/work"}, "subjects": ["Postage stamps, collectors and collecting"], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2019-03-07T09:03:46.678928"}, "last_modified": {"type": "/type/datetime", "value": "2021-09-29T05:13:39.436049"}}