{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Magnetic Circuit In Theory And Practice","author_name":"H. Du Bois","thumbnail_url":"https://www.ebooknetworking.net/books/144/469/big144469541X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-144469541X.html\">The Magnetic Circuit In Theory And Practice</a>","width":400,"height":300}