{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mining methods and costs at the Park City Consolidated Mines Co., Park City, Utah","author_name":"Gloyd M. Wiles","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3YR/bigB003YRK1H8.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003YRK1H8.html\">Mining methods and costs at the Park City Consolidated Mines Co., Park City, Utah</a>","width":400,"height":300}