{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Studies on the development and control of coal-dust explosions in mines","author_name":"Irving Hartmann","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3HK/bigB003HKRB02.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003HKRB02.html\">Studies on the development and control of coal-dust explosions in mines</a>","width":400,"height":300}