{"title": "Account of an expedition from Pittsburgh to the Rocky Mountains", "subject_places": ["Missouri River", "Ohio River", "The West", "United States", "West (U.S.)"], "first_publish_date": "1822", "subject_people": ["Thomas Say (1787-1834)"], "key": "/works/OL1619231W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL177559A"}}], "subject_times": ["To 1848"], "type": {"key": "/type/work"}, "subjects": ["Description and travel", "Discovery and exploration", "Glossaries, vocabularies", "Glossaries, vocabularies, etc", "Indians of North America", "Languages", "Stephen H. Long Expedition to the Rocky Mountains, 1819-1820", "United States", "United States. War Dept", "Voyages and travels", "United States. War Department", "Discoveries in geography", "American", "Stephen H. Long Expedition to the Rocky Mountains (1819-1820) http://id.loc.gov/authorities/names/nr95017884"], "latest_revision": 9, "revision": 9, "created": {"type": "/type/datetime", "value": "2009-12-09T21:59:47.946588"}, "last_modified": {"type": "/type/datetime", "value": "2024-07-18T15:37:48.176197"}}