{"type": {"key": "/type/work"}, "title": "A help to calculation", "subjects": ["Mathematics", "Tables", "Logarithms", "Early works to 1800", "Astronomy"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4454989A"}}], "key": "/works/OL38801395W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2024-07-23T19:50:28.665480"}, "last_modified": {"type": "/type/datetime", "value": "2024-07-23T19:50:28.665480"}}