{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Radio direction finding, (Marconi series covering advances in radio and radar)","author_name":"David William Watson","thumbnail_url":"https://www.ebooknetworking.net/books/044/209/big044209227X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-044209227X.html\">Radio direction finding, (Marconi series covering advances in radio and radar)</a>","width":400,"height":300}