{"first_publish_date": "2003", "title": "Carlsbad Caverns", "covers": [4340300], "subject_places": ["Carlsbad Caverns (N.M.)", "Carlsbad Caverns National Park (N.M.)"], "lc_classifications": ["F802.C28 B87 2003"], "key": "/works/OL3522676W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL589844A"}}], "dewey_number": ["978.9/42"], "type": {"key": "/type/work"}, "subjects": ["Juvenile literature", "Carlsbad caverns (n.m.)"], "description": {"type": "/type/text", "value": "Introduces and explores the Carlsbad Caverns."}, "latest_revision": 11, "revision": 11, "created": {"type": "/type/datetime", "value": "2009-12-10T03:46:09.427339"}, "last_modified": {"type": "/type/datetime", "value": "2022-07-18T21:51:21.200174"}}