{"key": "/works/OL19227336W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL680862A"}}], "title": "Aufkl\u00e4rung und Kriegserfahrung", "subject_places": ["Europe"], "subjects": ["Sources", "Seven Years' War, 1756-1763", "Military art and science", "History", "Early works to 1800"], "subject_times": ["18th century"], "type": {"key": "/type/work"}, "covers": [13278418], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2019-03-12T01:17:07.291102"}, "last_modified": {"type": "/type/datetime", "value": "2025-06-09T01:33:10.069031"}}