{"subjects": ["Blueprints", "Machinery", "Drawings", "Machinery, drawings"], "key": "/works/OL20977248W", "title": "Machine trades print reading", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL3057710A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL3057711A"}}], "type": {"key": "/type/work"}, "covers": [1903024], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2020-07-28T06:15:37.128893"}, "last_modified": {"type": "/type/datetime", "value": "2021-09-29T14:56:33.802744"}}