{"isbn_13": ["9780824778002"], "physical_format": "Hardcover", "subtitle": "New Developments and Technology (Plastics Engineering Series, No 19)", "weight": "3.6 pounds", "languages": [{"key": "/l/eng"}], "type": {"key": "/type/edition"}, "publishers": ["Marcel Dekker Inc"], "number_of_pages": 816, "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11011352, "first_sentence": {"type": "/type/text", "value": "Although thousands of plant species contain rubber in small amounts, only a few species generate enough rubber to make them commercially attractive."}, "isbn_10": ["0824778006"], "publish_date": "March 14, 1988", "key": "/b/OL8126166M", "authors": [{"key": "/a/OL2871232A"}], "title": "Handbook of Elastomers", "contributions": ["Howard L. Stephens (Editor)"], "subjects": ["Elastomers", "Plastics & polymers technology", "Handbooks, manuals, etc", "Plastics Engineering", "Rubber Industry", "Science/Mathematics"], "physical_dimensions": "10.5 x 7.5 x 1.8 inches", "revision": 1}