Book Description

Excerpt from Electric Locking The modern necessity for speed, for heavier and longer trains, and the demand of the public for greater facilities, both freight and passenger, have increased the complexity of railroads operation, resulting in increased difficulties for signal engineers in providing immunity from accidents. For this reason the tendency in modern signaling practice has been to secure increased safety by decreasing the human element as a vital factor and substituting the more dependable automatic operation of devices - Electric Locking. So little information is to be had on this important subject that it is hoped many railroad men will find this book of value. 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.