{"subject_places": ["Ontario"], "subjects": ["Historic bridges"], "key": "/works/OL4065903W", "title": "Discovering heritage bridges on Ontario's roads", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL759136A"}}], "type": {"key": "/type/work"}, "covers": [13648655], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-10T05:16:11.406879"}, "last_modified": {"type": "/type/datetime", "value": "2023-03-19T06:15:51.036986"}}