{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practical Tunnelling: Explaining in Detail, the Setting Out of the Works; Shaft-Sinking, and Heading Driving; Ranging the Lines, and Levelling Under ... Brickwork of Tunnels: With the Amount of La","author_name":"Frederick Walter Simms","thumbnail_url":"https://www.ebooknetworking.net/books/114/596/big1145965784.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1145965784.html\">Practical Tunnelling: Explaining in Detail, the Setting Out of the Works; Shaft-Sinking, and Heading Driving; Ranging the Lines, and Levelling Under ... Brickwork of Tunnels: With the Amount of La</a>","width":400,"height":300}