{"subtitle": "Oversight hearing before the Subcommittee on National Parks and Public Lands of the Committee on Interior ... held in Washington, DC, March 16, 1989", "title": "Threats to national park animal and plant resources", "created": {"type": "/type/datetime", "value": "2009-10-28T13:04:33.046532"}, "covers": [4577271], "last_modified": {"type": "/type/datetime", "value": "2010-04-28T08:49:32.553135"}, "latest_revision": 3, "key": "/works/OL435362W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL18485A"}}], "type": {"key": "/type/work"}, "id": 35348418, "revision": 3}