{"key": "/works/OL245303W", "title": "A brief sketch of Colorado territory and the gold mines of that region", "created": {"type": "/type/datetime", "value": "2009-10-23T15:32:25.698439"}, "subject_places": ["Colorado"], "first_publish_date": "1863", "latest_revision": 3, "last_modified": {"type": "/type/datetime", "value": "2010-07-16T15:12:59.253350"}, "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2555503A"}}], "type": {"key": "/type/work"}, "subjects": ["Gold mines and mining", "Description and travel", "Excelsior Mining Company"], "revision": 3}