{"isbn_13": ["9780756764531"], "physical_format": "Hardcover", "weight": "14.4 ounces", "languages": [{"key": "/l/eng"}], "publishers": ["Diane Pub Co"], "number_of_pages": 192, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 13054472, "first_sentence": {"type": "/type/text", "value": "The most important invention of the past two thousand years is the printing press."}, "isbn_10": ["075676453X"], "publish_date": "January 2000", "key": "/b/OL9719128M", "authors": [{"key": "/a/OL412690A"}], "title": "Greatest Inventions of the Past 2,000 Years", "type": {"key": "/type/edition"}, "subjects": ["History: World", "World - General", "History"], "physical_dimensions": "8.5 x 5.5 x 1 inches", "revision": 1}