{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Descriptive Treatise On Mathematical Drawing Instruments","author_name":"William Ford Stanley","thumbnail_url":"https://www.ebooknetworking.net/books/140/868/big1408680246.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1408680246.html\">A Descriptive Treatise On Mathematical Drawing Instruments</a>","width":400,"height":300}