{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Protective Relays: Their Theory, Design And Practical Operation (1922)","author_name":"Victor H. Todd","thumbnail_url":"https://www.ebooknetworking.net/books/054/882/big0548827958.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0548827958.html\">Protective Relays: Their Theory, Design And Practical Operation (1922)</a>","width":400,"height":300}