{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Cathedral, Forge and Waterwheel: Technology and Invention in the Middle Ages (Medieval Life)","author_name":"Joseph Gies, Frances Gies","thumbnail_url":"https://www.ebooknetworking.net/books/006/092/big0060925817.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0060925817.html\">Cathedral, Forge and Waterwheel: Technology and Invention in the Middle Ages (Medieval Life)</a>","width":400,"height":300}