{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An Introduction to the Mathematical Theory of Electricity and Magnetism","author_name":"William Thomas Allder Emtage","thumbnail_url":"https://www.ebooknetworking.net/books/110/330/big1103307525.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1103307525.html\">An Introduction to the Mathematical Theory of Electricity and Magnetism</a>","width":400,"height":300}