Excerpt from Wrinkles in Practical Navigation Should this belief be justified by results, the Fifteenth Edition of Wrinkles will serve not less than two purposes: It will continue to awaken the interest of the student by making the subject attractive, and to train his intelligence by bringing before him whatever is striking, novel, and instructive in the particular branches of the nautical profession with which it deals; and it will perpetuate the high navigational knowledge, and the capacity for taking pains, which were such marked features of the Author's lil'e. 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.