by John H. Jallings
Presenting the development and design of hand, belt, steam, hydraulicand electric elevators, Jallings' Elevators served as a popular referenceduring the early 20th century. Starting with the fundamental principlesof elevator technology, the book describes in substantial detail mechanical equipment, as well as cars and car frames, guide rails and hoistropes.
The graphics of the Limited Edition, originally published in Great Britainin 1918, clearly indicate the turn-of-the-century equipment, along withthe similarities existing between early designs and those still being offered and operating in today's marketplace.