{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Complete Cave Trilogy: The Exploration and Exploitation of Mammoth Cave in the 19th Century","author_name":"Mike Phoenix","thumbnail_url":"https://www.ebooknetworking.net/books/148/108/big1481087355.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1481087355.html\">The Complete Cave Trilogy: The Exploration and Exploitation of Mammoth Cave in the 19th Century</a>","width":400,"height":300}