{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mineral Resources of Michigan with Statistical Tables of Production and Value of Mineral Products","author_name":"Geological and Biologi, Michigan, Michigan Geological Survey","thumbnail_url":"https://www.ebooknetworking.net/books/055/938/big0559389078.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0559389078.html\">Mineral Resources of Michigan with Statistical Tables of Production and Value of Mineral Products</a>","width":400,"height":300}