{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Construction of Gothic Cathedrals: A Study of Medieval Vault Erection","author_name":"John Fitchen","thumbnail_url":"https://www.ebooknetworking.net/books/022/625/big0226252035.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0226252035.html\">The Construction of Gothic Cathedrals: A Study of Medieval Vault Erection</a>","width":400,"height":300}