{"first_sentence": {"type": "/type/text", "value": "The importance of trees in Pennsylvania is implicit in the state's name: Pennsylvania is Latin for Penn's Woods, the woods of William Penn, the Quaker who founded his New World colony here in 1681."}, "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "weight": "15.2 ounces", "languages": [{"key": "/l/eng"}], "publishers": ["Stackpole Books"], "number_of_pages": 272, "isbn_13": ["9780811720922"], "id": 10846676, "edition_name": "1 edition", "isbn_10": ["0811720926"], "publish_date": "September 2002", "key": "/b/OL8000728M", "authors": [{"key": "/a/OL244711A"}], "title": "Trees of Pennsylvania and the Northeast", "type": {"key": "/type/edition"}, "subjects": ["Trees & wildflowers", "Trees & Forests - General", "Pennsylvania", "Nature", "Travel", "Northeastern & North Atlantic states", "Northeastern States", "Identification", "Trees"], "physical_dimensions": "9 x 6 x 0.8 inches", "revision": 1}