Tunneling, Explosive Compound, and Rock Drills. Giving the Details of Practical Tunnel Work; the Constituents and Properties of Modern Explosive Compounds; the Principles of Blasting; the History Of...machine Rock-drilling; and Detailed Descriptions of the Various Rock-drills and Air-compressors in Use...comprising a Review of Tunneling from the Reign of Ramese II to the Present Time

Tunneling, Explosive Compound, and Rock Drills. Giving the Details of Practical Tunnel Work; the Constituents and Properties of Modern Explosive Compounds; the Principles of Blasting; the History Of...machine Rock-drilling; and Detailed Descriptions of the Various Rock-drills and Air-compressors in Use...comprising a Review of Tunneling from the Reign of Ramese II to the Present Time PDF Author: Henry Sturgis Drinker
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