{"first_publish_date": "1860", "last_modified": {"type": "/type/datetime", "value": "2020-07-14T01:19:21.990219"}, "title": "First principles of chemistry, for the use of colleges and schools", "created": {"type": "/type/datetime", "value": "2009-12-09T21:52:15.030018"}, "covers": [5764991], "lc_classifications": ["QD28 .S53 1860 Toner Coll"], "latest_revision": 5, "key": "/works/OL1560758W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL166630A"}}], "dewey_number": ["540"], "type": {"key": "/type/work"}, "subjects": ["Chemistry"], "revision": 5}