{"first_publish_date": "1950", "description": {"type": "/type/text", "value": "A fourteenth century Norwegian expedition to find the Greenland colony that has forsaken its home and religion travels as far as the New World, where they find their countrymen have joined the Mandan Indians."}, "title": "Door to the north", "subject_places": ["America"], "lc_classifications": ["PZ7.C6294 Do"], "key": "/works/OL2678061W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL390842A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL8226897A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL3065425A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL8330296A"}}], "dewey_number": ["[Fic]"], "type": {"key": "/type/work"}, "subjects": ["Discovery and exploration", "Norse", "Juvenile fiction", "Fiction", "Children's fiction", "America, discovery and exploration, fiction"], "covers": [14947976], "latest_revision": 9, "revision": 9, "created": {"type": "/type/datetime", "value": "2009-12-10T00:12:31.710657"}, "last_modified": {"type": "/type/datetime", "value": "2025-04-30T21:49:24.863259"}}