{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Designing, building & testing your own speaker system-- with projects by Weems, David B (1981) Paperback","author_name":"David B Weems","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B011SJNDVY.html\">Designing, building &amp; testing your own speaker system-- with projects by Weems, David B (1981) Paperback</a>","width":400,"height":300}