{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An introduction to the study of spectrum analysis. With coloured plate and 135 illustrations in the text","author_name":"William Marshall Watts","thumbnail_url":"https://www.ebooknetworking.net/books/117/778/big1177785447.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1177785447.html\">An introduction to the study of spectrum analysis. With coloured plate and 135 illustrations in the text</a>","width":400,"height":300}