{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Prospectus for 1883 of the Geneva Grey Copper, Silver and Gold Mining and Milling Company, of Colorado","author_name":"Various .","thumbnail_url":"https://www.ebooknetworking.net/books/B01/1NO/bigB011NOMGNA.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B011NOMGNA.html\">Prospectus for 1883 of the Geneva Grey Copper, Silver and Gold Mining and Milling Company, of Colorado</a>","width":400,"height":300}