{"identifiers": {"goodreads": ["6130736"], "librarything": ["5580638"]}, "title": "The Feynman Lectures on Physics", "subtitle": "The Complete Audio Collection, Volume 9", "publish_date": "January 15, 2000", "publishers": ["Perseus Books Group"], "weight": "9 ounces", "covers": [1369946], "physical_format": "Audio cassette", "subjects": ["Classical mechanics", "Science", "Abridged Audio - Fiction/Suspense Thriller", "Unabridged Audio - Misc.Nonfiction", "Audio Adult: Other", "General", "Physics"], "edition_name": "Unabridged edition", "languages": [{"key": "/languages/eng"}], "isbn_13": ["9780738203812"], "isbn_10": ["0738203815"], "type": {"key": "/type/edition"}, "physical_dimensions": "7 x 4.2 x 1.6 inches", "source_records": ["amazon:0738203815"], "key": "/books/OL9734556M", "works": [{"key": "/works/OL514630W"}], "latest_revision": 8, "revision": 8, "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "last_modified": {"type": "/type/datetime", "value": "2025-12-08T00:04:13.254735"}}