{"type": {"key": "/type/work"}, "title": "Correspondence on the principles of peace, manual labor schools, &c", "subjects": ["Pacifism", "Education", "Physical education and training", "Agricultural education"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL646796A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1764988A"}}], "key": "/works/OL45646708W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-06-19T10:50:20.473853"}, "last_modified": {"type": "/type/datetime", "value": "2026-06-19T10:50:20.473853"}}