{"first_sentence": {"type": "/type/text", "value": "All the major US and Canadian airlines run direct services from North America to London, Europe's busiest gateway city."}, "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "weight": "10.4 ounces", "languages": [{"key": "/l/eng"}], "publishers": ["Rough Guides"], "number_of_pages": 672, "isbn_13": ["9781858286846"], "id": 12186219, "edition_name": "4th edition", "isbn_10": ["1858286840"], "publish_date": "January 25, 2001", "key": "/b/OL9003710M", "authors": [{"key": "/a/OL386575A"}], "title": "The Rough Guide to London (London (Rough Guides))", "type": {"key": "/type/edition"}, "subjects": ["Travel & holiday guides", "Travel - Foreign", "Travel", "London, Greater London", "Europe - Gt. Britain/London", "Travel / General", "Europe - Great Britain - General"], "physical_dimensions": "0.8 x 0.5 x 0.5 inches", "revision": 1}