{"subject_places": ["Maastricht", "Maastricht (Netherlands)", "Netherlands"], "subjects": ["Architecture", "Buildings, structures", "History", "historical buildings", "Buildings", "Historic buildings"], "key": "/works/OL7431633W", "title": "De historische schoonheid van Maastricht", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2244916A"}}], "type": {"key": "/type/work"}, "covers": [7068850], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2009-12-10T21:08:42.028012"}, "last_modified": {"type": "/type/datetime", "value": "2026-03-31T11:39:16.674183"}}