{"type": {"key": "/type/work"}, "title": "Additions to the fourth and former edition of an essay on the principle of population, &c. &c", "subjects": ["Population"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL163232A"}}], "key": "/works/OL45875767W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-08-10T14:28:21.674555"}, "last_modified": {"type": "/type/datetime", "value": "2026-08-10T14:28:21.674555"}}