{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Fire and Stone: The Science of Fortress Warfare 1660-1860","author_name":"Christopher Duffy","thumbnail_url":"https://www.ebooknetworking.net/books/078/582/big0785821090.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0785821090.html\">Fire and Stone: The Science of Fortress Warfare 1660-1860</a>","width":400,"height":300}