{"title": "Pleistocene and Recent environments of the Central Great Plains", "covers": [8489727], "subject_places": ["Great Plains"], "subjects": ["Paleoclimatology", "Congresses", "Indians of North America", "Paleontology", "Indians of north america, great plains"], "key": "/works/OL6305936W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1644578A"}}], "subject_times": ["Holocene", "Pleistocene"], "type": {"key": "/type/work"}, "latest_revision": 6, "revision": 6, "created": {"type": "/type/datetime", "value": "2009-12-10T18:56:00.445136"}, "last_modified": {"type": "/type/datetime", "value": "2024-06-18T17:58:48.192285"}}