{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "subtitle": "Vol. 2", "weight": "2.1 pounds", "publishers": ["Scholarly Publishing Office, University of Michigan Library"], "number_of_pages": 650, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "isbn_13": ["9781425566807"], "isbn_10": ["1425566804"], "publish_date": "November 30, 2006", "key": "/b/OL9662647M", "authors": [{"key": "/a/OL3295591A"}], "title": "A history of American manufactures from 1608 to 1860 ... comprising annals of the industry of the United States in machinery, manufactures and useful arts,", "type": {"key": "/type/edition"}, "id": 12987051, "physical_dimensions": "8.5 x 5.8 x 1.6 inches", "revision": 1}