{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Electrical influence machines: A full account of their historical development, and modern forms, with instructions for making them","author_name":"John Gray","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3A0/bigB003A03IBK.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003A03IBK.html\">Electrical influence machines: A full account of their historical development, and modern forms, with instructions for making them</a>","width":400,"height":300}