{"subjects": ["Mechanical drawing", "Long Now Manual for Civilization"], "key": "/works/OL407379W", "title": "Machine shop drawings", "authors": [{"author": {"key": "/authors/OL2235191A"}, "type": {"key": "/type/author_role"}}], "type": {"key": "/type/work"}, "covers": [5590519], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2009-10-28T00:40:15.156469"}, "last_modified": {"type": "/type/datetime", "value": "2025-03-21T21:40:36.148089"}}