{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Central Mining District, Jamestown, Boulder County, Colorado: a concise description of the mines of this district, with a detailed account of each of the more valuable properties","author_name":"Thomas H Noland, Times Printing House bkp CU-BANC","thumbnail_url":"https://www.ebooknetworking.net/books/117/653/big1176535935.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1176535935.html\">Central Mining District, Jamestown, Boulder County, Colorado: a concise description of the mines of this district, with a detailed account of each of the more valuable properties</a>","width":400,"height":300}