{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Mathematical Treatise: Containing a System of Conic-Sections; with the Doctrine of Fluxions and Fluents, Applied to Various Subjects; Viz. to the ... Refraction, Reflection; Superficial an","author_name":"John Muller","thumbnail_url":"https://www.ebooknetworking.net/books/114/122/big1141225395.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1141225395.html\">A Mathematical Treatise: Containing a System of Conic-Sections; with the Doctrine of Fluxions and Fluents, Applied to Various Subjects; Viz. to the ... Refraction, Reflection; Superficial an</a>","width":400,"height":300}