Practical tunnelling - explaining in detail the setting out of the works, shaft sinking and heading driving, ranging the lines and levelling under ground, sub-excavating, timbering, and the construction of the brickwork of tunnels : with the amount of labour required for and the cost of the various portions of the work as exemplified by the particulars of Blechingley and Saltwood tunnels

Förlag	År	Ort	Om boken	ISBN
Sold for the author by Troughton and Simms, W. Tiffen	1844	England, London, Hythe	xi, [1], 174 sidor., [16] leaves of plates (some folded) ill. 29 cm.