Excerpt from The Westinghouse Air Brake System: A Complete and Strictly Up-to-Date Treatise Containing a Detailed Description and Explanations of All the Various Parts of the Westinghouse Air Brake The importance of the air brake as a factor in the operation of railway trains may be realized, -to some ex tent at least, when we pause for a moment to consider that it is even more powerful in results obtained than is the locomotive that pulls the train. Although this as sertion may appear to be startling, it is nevertheless true, as can be easily proven by reference to the records obtained by the use ofthe dynamometer car. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.