Excerpt from Speed-Time Curve Study of Electric Railway Load Conditions: A Thesis A far greater extent than the size of each ihdividual train unit. On the other hand, the size of motors and weight of cars used on an interurban line are of great importance in estimating the load-curve shapes because the frequency of service is relatively low. 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.