{"first_publish_date": "1965", "key": "/works/OL173287W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2213700A"}}], "subjects": ["Electronic analog computers"], "title": "Electronic analog computer primer", "lc_classifications": ["QA76.4 .S8"], "type": {"key": "/type/work"}, "covers": [14952109], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-10-20T16:21:11.642423"}, "last_modified": {"type": "/type/datetime", "value": "2025-05-01T03:41:50.685408"}}