{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Medieval Technology and Social Change","author_name":"Lynn White","thumbnail_url":"https://www.ebooknetworking.net/books/019/500/big0195002660.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0195002660.html\">Medieval Technology and Social Change</a>","width":400,"height":300}