{"title": "An introduction to semiconductors", "authors": [{"key": "/authors/OL5662372A"}], "publish_date": "1957", "publishers": ["Wiley"], "pagination": "417p.", "languages": [{"key": "/languages/eng"}], "publish_country": "xxu", "by_statement": "by W. Crawford Dunlap.", "publish_places": ["New York"], "type": {"key": "/type/edition"}, "source_records": ["marc:talis_openlibrary_contribution/talis-openlibrary-contribution.mrc:294459634:422"], "key": "/books/OL13952718M", "number_of_pages": 417, "works": [{"key": "/works/OL10682412W"}], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2008-09-02T08:16:26.615169"}, "last_modified": {"type": "/type/datetime", "value": "2026-01-13T18:12:34.114820"}}