{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Procedure used in fighting and sealing a fire in an Ohio coal mine and recovery of the mine by air-locking methods","author_name":"G. W. Grove","thumbnail_url":"https://www.ebooknetworking.net/books/B00/428/bigB00428LHZI.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00428LHZI.html\">Procedure used in fighting and sealing a fire in an Ohio coal mine and recovery of the mine by air-locking methods</a>","width":400,"height":300}