Originally published in 1905, this book details the fundamental principles of the "elevator process" - design, construction & maintenance. Beginning with the basics of elevator technology it quickly moves on to in depth sections on both hydraulic and electric elevators, including parts, course of action and intricacies. This unabridged, digitally enlarged printing includes over 160 highly detailed illustrations and presents information of historical significance and for research.
Softback, 264 pages, Wt. 2 lbs.