{"physical_format": "Paperback", "weight": "4.8 ounces", "publishers": ["Heritage Auctions, Inc."], "type": {"key": "/type/edition"}, "number_of_pages": 34, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 20:50:18.033121"}, "isbn_13": ["9781932899610"], "isbn_10": ["1932899618"], "publish_date": "May 1, 2005", "key": "/b/OL12335555M", "authors": [{"key": "/a/OL3877413A"}], "title": "HNAI The Tom Mershon #2 Collection of Lincoln Wheat Cents Catalog #372", "contributions": ["James L. Halperin (Editor)"], "id": 16238088, "physical_dimensions": "10.5 x 8.2 x 0.2 inches", "revision": 1}