About the Book Books about Engineering are concerned with the design, construction, and operation of mechanical machines, operating systems of various kinds, and the design and management of public and private infrastructure projects. Titles A chronological history of electrical development from 600 B.C., A Practical Treatise on Lightning Protection, A Handbook for Steam Users, A few useful shop hints on locomotive valve setting, Asphalt Construction for Pavements and Highways, Concrete-Block Manufacture; Processes and Machines, Drainage Engineering, Die Technik des Deutschen Emissionsgeschäfts, Earthwork and Its Cost, with a Chapter on Ditching and Trenching Machinery, Elektrometallurgie und Galvanotechnik, Girder-Making and the Practice of Bridge Building in Wrought Iron, Mill building construction, The Engineers' Manual, Tools and Machines, and The triumphs of steam; or, stories from the lives of Watt, Arkwright, and Stephenson. Also in this Book Books on the Study and Teaching of History analyze the profession that discovers, researches and compiles documentary and other evidence relating to past events in order to understand historical processes. Teachers of history use a range of techniques to impart the knowledge of historical research to students of the subject. And in this Book Books that are Consumer Guides provide advice to potential customers about the relative merits of alternative brands of goods and services. Titles A Guide to the Choice of Books for Students & General Readers, and Clark's Boston Blue Book. Private Address and Carriage Directory and Ladies' Visiting and Shopping Guide for Boston.