{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of geometry, containing the first six books of Euclid, with a supplement on the quadrature of the circle, and the geometry of solids; to ... Elements of plane and spherical trignonometry","author_name":"John Playfair, William Wallace, Philip Kelland","thumbnail_url":"https://www.ebooknetworking.net/books/117/783/big1177834928.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1177834928.html\">Elements of geometry, containing the first six books of Euclid, with a supplement on the quadrature of the circle, and the geometry of solids; to ... Elements of plane and spherical trignonometry</a>","width":400,"height":300}