{"lc_classifications": ["QE438 .W33 1930"], "key": "/works/OL1559706W", "title": "The chemical analysis of rocks", "first_publish_date": "1930", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL166418A"}}], "type": {"key": "/type/work"}, "subjects": ["Analysis", "Rocks", "Mineracao", "Quimica Analitica", "Petrologia"], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-09T21:52:07.705737"}, "last_modified": {"type": "/type/datetime", "value": "2024-07-16T08:09:40.179909"}}