{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Engineering Mathematics a Series of Lectures Delivered, at Union College (Classic Reprint)","author_name":"Charles Proteus Steinmetz A. I","thumbnail_url":"https://www.ebooknetworking.net/books/B00/8GF/bigB008GFP3NA.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B008GFP3NA.html\">Engineering Mathematics a Series of Lectures Delivered, at Union College (Classic Reprint)</a>","width":400,"height":300}