{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The physical principles of wave guide transmission and antenna systems, (International monographs on radio)","author_name":"W. H Watson","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007IYYLG.html\">The physical principles of wave guide transmission and antenna systems, (International monographs on radio)</a>","width":400,"height":300}