{"first_publish_date": "1978", "title": "The wars of the Crusades, 1096-1291", "covers": [8520015], "lc_classifications": ["D160 .W57"], "key": "/works/OL3562711W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL600220A"}}], "dewey_number": ["909.07"], "type": {"key": "/type/work"}, "subjects": ["Crusades", "Kreuzz\u00fcge", "Medieval Military history"], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2009-12-10T03:51:50.875885"}, "last_modified": {"type": "/type/datetime", "value": "2023-12-13T20:59:36.915790"}}