{"type": {"key": "/type/work"}, "title": "Argument in favor of the construction of a new lock at the Sault Ste. Marie, and the improvement of the Hay Lake channel", "subject_places": ["Sault Sainte Marie Canal (Mich.)", "Sault Sainte Marie Canal"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL265481A"}}], "key": "/works/OL45690771W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-06-29T07:43:47.469226"}, "last_modified": {"type": "/type/datetime", "value": "2026-06-29T07:43:47.469226"}}