{"publishers": ["McGraw-Hill Education"], "source_records": ["amazon:0074703293:o-5:2967442250:203357", "amazon:0074703293:6:2608111465:204019"], "created": {"type": "/type/datetime", "value": "2008-04-29T13:35:46.876380"}, "isbn_10": ["0074703293"], "number_of_pages": 208, "isbn_13": ["9780074703298"], "last_modified": {"type": "/type/datetime", "value": "2009-10-25T23:30:02.448986"}, "publish_date": "August 1997", "key": "/b/OL7308278M", "authors": [{"key": "/a/OL2634948A"}], "title": "How Radio Signals Work", "latest_revision": 2, "works": [{"key": "/works/OL281304W"}], "type": {"key": "/type/edition"}, "id": 9961563, "first_sentence": {"type": "/type/text", "value": "In the list of subatomic particles, electrons are the smallest and lightest (and often the fastest) of those that are definitely known to be capable of independent existence."}, "revision": 2}