{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mathematical Magic: Or the Wonders That May Be Performed by Mechanical Geometry","author_name":"John Wilkins","thumbnail_url":"https://www.ebooknetworking.net/books/149/802/big1498025749.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1498025749.html\">Mathematical Magic: Or the Wonders That May Be Performed by Mechanical Geometry</a>","width":400,"height":300}