{"created": {"type": "/type/datetime", "value": "2010-03-12T21:05:30.549287"}, "title": "Correspondance G.W. Leibniz, Ch. I. Castel de Saint-Pierre", "subject_places": ["Europe"], "last_modified": {"type": "/type/datetime", "value": "2010-03-12T21:05:30.549287"}, "subject_people": ["Charles Ir\u00e9n\u00e9e Castel de Saint-Pierre (1658-1743)", "Gottfried Wilhelm Leibniz Freiherr von (1646-1716)"], "key": "/works/OL14929802W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL116444A"}}], "latest_revision": 1, "subject_times": ["1648-1715", "18th century"], "type": {"key": "/type/work"}, "subjects": ["Correspondence", "Sources", "Politics and government", "Law", "Philosophy", "History"], "revision": 1}