Excerpt from Proceedings of the Forty-Eighth Annual Convention and the Fiftieth Anniversary Year of the American Railway Engineering Association, Vol. 50: Held at the Palmer House, Chicago, Illinois, March 15, 16, and 17, 1949 This is a report of progress concerning the investigations of tie plate design and is submitted as information. It is comprised of the following parts. 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.