{"key": "/works/OL1387667W", "title": "Patterns of development in elementary school libraries today", "subject_places": ["United States"], "first_publish_date": "1963", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL142358A"}}], "dewey_number": ["027.8/222"], "type": {"key": "/type/work"}, "subjects": ["School libraries", "Elementary school libraries", "Instructional materials centers", "Media programs (Education)"], "covers": [15034920], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-09T21:17:45.921536"}, "last_modified": {"type": "/type/datetime", "value": "2025-05-09T18:28:25.021122"}}