{"lc_classifications": ["HF2651.A52 U53"], "key": "/works/OL1272103W", "created": {"type": "/type/datetime", "value": "2009-12-09T20:55:32.860043"}, "title": "Para-aminosalicylic acid and salts thereof in bulk, not in dosage, form", "id": 36450568, "subject_places": ["United States"], "first_publish_date": "1956", "latest_revision": 2, "last_modified": {"type": "/type/datetime", "value": "2010-01-24T13:34:12.301915"}, "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL128622A"}}], "dewey_number": ["337.5615"], "type": {"key": "/type/work"}, "subjects": ["Tariff on aminosalicylic acid"], "revision": 2}