{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "subtitle": "The Story of Michigan's Rocks and Fossils (Great Lakes Books)", "weight": "1 pounds", "publishers": ["Wayne State University Press"], "number_of_pages": 40, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 13060340, "isbn_13": ["9780814330883"], "isbn_10": ["0814330886"], "publish_date": "November 20, 2005", "key": "/b/OL9723311M", "authors": [{"key": "/a/OL3316008A"}], "title": "Under Michigan", "type": {"key": "/type/edition"}, "subjects": ["Geology & Earth sciences", "Science & Nature - Rocks & Minerals", "Michigan", "Geology", "United States - State & Local - General", "Science", "Children's Books/Ages 4-8 Nonfiction", "Science & Nature - Fossils", "Science/Mathematics", "Nature - Fossils", "Earth Sciences - Geology", "Geology, Stratigraphic", "Juvenile literature", "Children's 4-8 - Nature"], "physical_dimensions": "11.3 x 8.8 x 0.4 inches", "revision": 1}