{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Important Discoveries in Plane and Solid Geometry: Consisting of the Relation of Polygons to Circles and the Equalizing of Perimeters to ... of an Angle and the Duplication of the Cube,","author_name":"P. D. Woodlock","thumbnail_url":"https://www.ebooknetworking.net/books/B00/2KT/bigB002KT3TSE.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002KT3TSE.html\">Important Discoveries in Plane and Solid Geometry: Consisting of the Relation of Polygons to Circles and the Equalizing of Perimeters to ... of an Angle and the Duplication of the Cube,</a>","width":400,"height":300}