{"identifiers": {"librarything": ["1204550"]}, "title": "Humphrey the Lost Whale", "authors": [{"key": "/authors/OL402601A"}, {"key": "/authors/OL2657518A"}], "publish_date": "October 1999", "publishers": ["Tandem Library"], "weight": "13.3 ounces", "covers": [1467252], "physical_format": "Library binding", "contributions": ["Hanako Wakiyama (Illustrator)"], "subjects": ["Juvenile literature", "Humpback whale", "Children's 4-8 - Nature", "Children's Books/Ages 4-8 Nonfiction", "Whales", "Children: Grades 1-2", "Nature - General", "Humphrey (Whale)", "Animals - Marine Life"], "isbn_13": ["9780785796275"], "languages": [{"key": "/languages/eng"}], "isbn_10": ["0785796274"], "type": {"key": "/type/edition"}, "physical_dimensions": "10.3 x 8.2 x 0.4 inches", "source_records": ["amazon:0785796274"], "key": "/books/OL8102548M", "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2008-04-29T15:03:11.581851"}, "last_modified": {"type": "/type/datetime", "value": "2025-12-18T16:01:49.724147"}}