{"last_modified": {"type": "/type/datetime", "value": "2010-12-04T10:25:16.933087"}, "title": "National Gallery of Canada exhibition catalogues on microfiche, 1919 to 1959", "created": {"type": "/type/datetime", "value": "2009-12-09T06:33:33.693806"}, "subjects": ["Art", "Exhibitions", "National Gallery of Canada"], "latest_revision": 2, "key": "/works/OL883365W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL77812A"}}], "type": {"key": "/type/work"}, "revision": 2}