{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Scrap-Book of Elementary Mathematics; Notes, Recreations, Essays","author_name":"William Frank White","thumbnail_url":"https://www.ebooknetworking.net/books/021/734/big0217342256.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0217342256.html\">A Scrap-Book of Elementary Mathematics; Notes, Recreations, Essays</a>","width":400,"height":300}