{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Tesla Polyphase Transformer","author_name":"Thomas Commerford Martin","thumbnail_url":"https://www.ebooknetworking.net/books/143/041/big1430411597.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1430411597.html\">Tesla Polyphase Transformer</a>","width":400,"height":300}