{"covers": [2795492], "first_publish_date": "1913", "latest_revision": 5, "key": "/works/OL3604271W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL611274A"}}], "subjects": ["Soils", "Fertilizers", "Manures", "Soil fertility"], "created": {"type": "/type/datetime", "value": "2009-12-10T03:57:46.586497"}, "title": "The farm that won't wear out", "last_modified": {"type": "/type/datetime", "value": "2020-08-11T10:42:10.004091"}, "type": {"key": "/type/work"}, "revision": 5}