{"subjects": ["Factory sanitation", "Cleaning", "Sanitation"], "key": "/works/OL7686569W", "title": "The industrial housekeeping manual", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2371952A"}}], "type": {"key": "/type/work"}, "covers": [6636910], "latest_revision": 8, "revision": 8, "created": {"type": "/type/datetime", "value": "2009-12-10T21:38:37.179781"}, "last_modified": {"type": "/type/datetime", "value": "2025-04-25T13:28:20.159226"}}