{"key": "/b/OL8255930M", "publishers": ["Krause Publications"], "languages": [{"key": "/l/eng"}], "source_records": ["amazon:0896894010:eh:3578339381:161300", "marc:marc_loc_updates/v35.i13.records.utf8:16046218:1175", "marc:marc_loc_updates/v36.i30.records.utf8:5873978:1175", "marc:marc_loc_updates/v37.i44.records.utf8:4098137:1234"], "weight": "8.8 ounces", "created": {"type": "/type/datetime", "value": "2008-04-29T15:03:11.581851"}, "number_of_pages": 271, "isbn_13": ["9780896894013"], "id": 11176375, "physical_format": "Paperback", "isbn_10": ["0896894010"], "publish_date": "October 24, 2006", "last_modified": {"type": "/type/datetime", "value": "2009-11-24T21:06:10.863919"}, "authors": [{"key": "/a/OL35206A"}], "title": "U. S. Coins & Currency (Warman's Companion)", "latest_revision": 4, "type": {"key": "/type/edition"}, "subjects": ["Coins, banknotes, medals, seals, numismatics", "Reference works", "Numismatics", "Antiques & Collectibles", "Antiques / Collectibles", "Antiques/Collectibles", "USA", "Coins, Currency & Medals"], "physical_dimensions": "7.9 x 5 x 0.3 inches", "revision": 4}