{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"United States Bureau of Mines standard for inspection and test of explosion-proof enclosures for mining equipment","author_name":"E. J. Gleim","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3HI/bigB003HIXOLO.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003HIXOLO.html\">United States Bureau of Mines standard for inspection and test of explosion-proof enclosures for mining equipment</a>","width":400,"height":300}