Co–author R. Westwater. Ex-library. Dark blue cloth-covered boards, gilt titles to spine, 187 pages, illustrations from line diagrams. Describing the characteristics, composition and construction of blasting explosives in the first seven chapters and then the blasting techniques used in mines and quarries, with sections on transport and storage of explosives and accident prevention. Condition: Remnants of paper label to spine, remnants of library labels across front end papers, shelf marks or similar to title page. Dustjacket very rubbed and worn. Foxing to fore-edges, but pages clean and unmarked.