{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"On the ventilation of mines: And especially of the thick or ten-yard coal mines of South Staffordshire","author_name":"Benjamin] Gibbons","thumbnail_url":"https://www.ebooknetworking.net/books/B00/313/bigB00313IBAO.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00313IBAO.html\">On the ventilation of mines: And especially of the thick or ten-yard coal mines of South Staffordshire</a>","width":400,"height":300}