{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Graphical Calculus","author_name":"Arthur Henry Barker","thumbnail_url":"https://www.ebooknetworking.net/books/055/450/big0554504677.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0554504677.html\">Graphical Calculus</a>","width":400,"height":300}