{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Analysis of a magnetic survey of Mound City Group National Monument","author_name":"Connie Bennett","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0006XSZKI.html\">Analysis of a magnetic survey of Mound City Group National Monument</a>","width":400,"height":300}