{"last_modified": {"type": "/type/datetime", "value": "2010-12-03T12:31:28.953306"}, "title": "Indiana portion of guidebook for a field trip on Silurian reefs, interreef facies, and faunal zones of northern Indiana and northeastern Illinois", "created": {"type": "/type/datetime", "value": "2009-12-10T00:45:41.725036"}, "subject_places": ["Indiana"], "first_publish_date": "1976", "latest_revision": 3, "key": "/works/OL2863545W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL431927A"}}], "subject_times": ["Silurian"], "type": {"key": "/type/work"}, "subjects": ["Geology", "Geology, Stratigraphic", "Guidebooks", "Stratigraphic Geology"], "revision": 3}