{"isbn_13": ["9780690135213"], "physical_format": "Library Binding", "weight": "13.6 ounces", "languages": [{"key": "/l/eng"}], "type": {"key": "/type/edition"}, "publishers": ["Harpercollins"], "title": "Betsy and Tacy Go over the Big Hill", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 12624365, "first_sentence": {"type": "/type/text", "value": "BETSY, TACY, AND TIB were nine years old, and they were very anxious to be ten."}, "isbn_10": ["0690135211"], "publish_date": "September 1993", "key": "/b/OL9360032M", "authors": [{"key": "/a/OL578337A"}], "contributions": ["Lois Lenski (Illustrator)"], "subjects": ["General", "Juvenile Literature", "Children's 4-8", "Fiction", "Friendship", "Summer", "Children: Babies & Toddlers"], "physical_dimensions": "8.5 x 5.8 x 0.8 inches", "revision": 1}