Tunneling, Explosive Compounds, 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 ... Tunneling from the Reign of Rameses II. to the Present Time
Henry Sturgis Drinker
Free