Excerpt from Report of the Superintendent of the U. S. Coast and Geodetic Survey for the Fiscal Year Ending June 30, 1891, Vol. 2 of 2: Appendices Relating to the Methods, Discussions, and Results of the Coast and Geodetic Survey Part 11, it will be observed, is in octave, and includes the professional papers relating to the methods, discussions, and results of the Survey which have been approved for publication during the year. Such illustrations as are needed aecom pany them. 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.