{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Economic Geology Of Gilpin County And Adjacent Parts Of Clear Creek And Boulder Counties, Colorado","author_name":"Edson Sunderland Bastin","thumbnail_url":"https://www.ebooknetworking.net/books/124/613/big1246136651.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1246136651.html\">Economic Geology Of Gilpin County And Adjacent Parts Of Clear Creek And Boulder Counties, Colorado</a>","width":400,"height":300}