viii, 118pp, viii, with 120 illustrations, 20 of which are in colour, and numerous fold out plans and charts. Quarter bound in red cloth over green cloth boards (boards a little worn and rounded at corners and spine ends, spine sunned). Decorative endpapers. Slight loosening between front endpapers and flyleaf else internally neat, clean, bright and tight. A robust and handsome volume. With chapters on Air Brake Compressors, Locomotive and Freight Brake Equipment, Air-Brake Troubles, ET Brake Equipment etc, designed to assist students studying for engineering qualifications, this is a standard reference work on Westinghouse Air Brake.