{"last_modified": {"type": "/type/datetime", "value": "2010-12-06T07:36:34.281650"}, "title": "Procedure for making a mining claim density map from BLM claim recordation digital data", "created": {"type": "/type/datetime", "value": "2009-12-11T02:53:23.058945"}, "subjects": ["Databases", "Digital mapping", "Maps", "Mining claims", "United States", "United States. Bureau of Land Management"], "latest_revision": 3, "key": "/works/OL10387164W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4305633A"}}], "type": {"key": "/type/work"}, "revision": 3}