{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Sampling and Estimation of Ore Deposits, 1932, USBM Bulletin, B 356 : 1-155, 35 figures.","author_name":"C. Jackson","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0069W8GMM.html\">Sampling and Estimation of Ore Deposits, 1932, USBM Bulletin, B 356 : 1-155, 35 figures.</a>","width":400,"height":300}