{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A system of popular Geometry: Containing in a few lessons so much of the elements of Euclid as is necessary and sufficient for a right understanding ... in its leading truths and general principles","author_name":"George Darley","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0008BF3NA.html\">A system of popular Geometry: Containing in a few lessons so much of the elements of Euclid as is necessary and sufficient for a right understanding ... in its leading truths and general principles</a>","width":400,"height":300}