Excerpt from Proceedings: January April, 1920 Auditor. F. H. Norwood. Raymond crane, F. C.a. Secretary. Edgar worthington, Institution of Mechamcal Engmeers, Storey's Gate, St. Ja/messpark, London, 8. W. 1. Telegraphic Address - Mech Part, London. Telephone z - Victoria, 4564. 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.