Excerpt from Recent Progress in Electric Railways: Being a Summary of Current Periodical Literature Relating to Electric Railway Construction, Operation, Systems, Machinery, Appliances, Etc The numerous electrical and other technical journals, which give such a large amount of valuable information, must cover so many fields that their bound volumes are not convenient records in any one branch, besides being of necessity large and bulky, and therefore not handy for connected reading or for subsequent reference. 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.