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, by Frederick Walter Simms et al.

Title:	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
Author:	Simms, Frederick Walter, 1803-1865
Author:	Haskoll, W Davis, rev
Note:	Lockwood & co. [etc.], 1860

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Subject:	Tunnels and tunneling
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