Excerpt from Handbook of Ship Calculations, Construction and Operation, a Book of Reference for Shipowners, Shi'p, Officers, Ship and Engine Draughtsmen: Marine Engineers, and Others Engaged, in the Building and Operating of Ships This handbook has been compiled with the purpose of assembling in a single publication in convenient form, practical data for everyday reference, for men engaged in the designing, building and operating of ships. Theoretical calculations have been purposely omitted. 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.