{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of mining geology and metallurgy (illustrated); a practical field and office manual, and reference compendium, treating on the geology of mining metallurgical methods of western America","author_name":"George Washington Miller","thumbnail_url":"https://www.ebooknetworking.net/books/113/099/big1130991970.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1130991970.html\">Elements of mining geology and metallurgy (illustrated); a practical field and office manual, and reference compendium, treating on the geology of mining metallurgical methods of western America</a>","width":400,"height":300}