{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"First six books of the Elements of Euclid and Propositions 1-21 of book XI, and an appendix on the cylinder, sphere, cone [etc.]","author_name":"John Casey","thumbnail_url":"https://www.ebooknetworking.net/books/117/801/big117801763X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-117801763X.html\">First six books of the Elements of Euclid and Propositions 1-21 of book XI, and an appendix on the cylinder, sphere, cone [etc.]</a>","width":400,"height":300}