{"lc_classifications": ["TK5263 .M6 1914"], "last_modified": {"type": "/type/datetime", "value": "2010-07-23T03:47:30.554937"}, "created": {"type": "/type/datetime", "value": "2009-10-21T17:15:39.210821"}, "title": "Twentieth century manual of railway", "covers": [5648014], "first_publish_date": "1914", "latest_revision": 5, "key": "/works/OL199808W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2399435A"}}], "subtitle": "commercial and wireless telegraphy", "type": {"key": "/type/work"}, "subjects": ["Operators' manuals", "Telegraph"], "revision": 5}