{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Visions of Symmetry: Notebooks, Periodic Drawings, and Related Work of M.C. Escher","author_name":"Doris Schattschneider,","thumbnail_url":"https://www.ebooknetworking.net/books/071/672/big0716723522.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0716723522.html\">Visions of Symmetry: Notebooks, Periodic Drawings, and Related Work of M.C. Escher</a>","width":400,"height":300}