{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Theory of Guided Electromagnetic Waves (Marconi)","author_name":"R. A. Waldron","thumbnail_url":"https://www.ebooknetworking.net/books/044/209/big0442091672.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0442091672.html\">Theory of Guided Electromagnetic Waves (Marconi)</a>","width":400,"height":300}