{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practical treatise on the differential and integral calculus, with some of its applications to mechanics and astronomy. By William G. Peck.","author_name":"Michigan Historical Reprint Series","thumbnail_url":"https://www.ebooknetworking.net/books/142/552/big1425520774.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1425520774.html\">Practical treatise on the differential and integral calculus, with some of its applications to mechanics and astronomy. By William G. Peck.</a>","width":400,"height":300}