{"isbn_13": ["9780886980139"], "physical_format": "Hardcover", "subtitle": "The Auxiliaries  Lesson 9 (Rotary Drilling Series)", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "languages": [{"key": "/l/eng"}], "publishers": ["Univ of Texas at Austin Petroleum"], "title": "Unit I - The Rig and Its Maintenance", "id": 11101194, "edition_name": "2 Sub edition", "isbn_10": ["0886980135"], "publish_date": "December 1995", "key": "/b/OL8196535M", "type": {"key": "/type/edition"}, "subjects": ["Petroleum Drilling", "Technology", "Petroleum", "Reference", "Science/Mathematics"], "revision": 1}