{"subtitle": "materials, tools, and procedures", "title": "Modern metalworking", "created": {"type": "/type/datetime", "value": "2009-10-18T05:16:23.492575"}, "covers": [1616635], "last_modified": {"type": "/type/datetime", "value": "2012-11-28T11:00:09.560034"}, "latest_revision": 7, "key": "/works/OL116012W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL29737A"}}], "type": {"key": "/type/work"}, "subjects": ["Metal-work", "Vocational guidance"], "revision": 7}