{"title": "Conservation and preservation", "subjects": ["Conservation and restoration", "Historic preservation", "Congresses", "Art", "Cultural property", "Protection", "Art, conservation and restoration", "Historis preservation"], "key": "/works/OL16634042W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7124826A"}}], "type": {"key": "/type/work"}, "covers": [13718914], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2012-05-16T07:18:52.401153"}, "last_modified": {"type": "/type/datetime", "value": "2026-03-25T01:21:13.168900"}}