{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "subtitle": "16631840", "weight": "1.2 pounds", "publishers": ["Cambridge University Press"], "number_of_pages": 312, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 13137974, "isbn_13": ["9780521033916"], "isbn_10": ["0521033918"], "publish_date": "February 26, 2007", "key": "/b/OL9791577M", "authors": [{"key": "/a/OL2764051A"}], "title": "The Turnpike Road System in England", "type": {"key": "/type/edition"}, "subjects": ["Social history", "Transport: General Interest", "History", "History - General History", "History: World", "England", "Europe - Great Britain - General", "History / Great Britain"], "physical_dimensions": "8.8 x 5.9 x 0.9 inches", "revision": 1}