Stephen. Roper

The Engineer's Handy-book. Containing a Full Explanation of the Steam-engine Indicator, and Its Use and Advantages to Engineers and Steam Users. With Formulæ for Estimating the Power of All Classes of Steam-engines; Also, Facts, Figures, Questions, and Tables for Engineers Who Wish to Qualify Themselves for the United States Navy, the Revenue Service, the Mercantile Marine, or to Take Charge Of…

Roper, Stephen.