""Elements of Hydrographic Surveying"" is a comprehensive guide to the principles and practices of hydrographic surveying, written by George Wood Logan and first published in 1907. The book covers a wide range of topics related to the measurement and mapping of bodies of water, including the use of soundings, tides, currents, and other factors that can affect the accuracy of survey data. The text is organized into chapters that cover the basics of surveying equipment and techniques, as well as more advanced topics such as the use of electronic instruments and the interpretation of survey data. Throughout the book, Logan provides numerous examples and illustrations to help readers understand the concepts and techniques involved in hydrographic surveying. This book is an invaluable resource for anyone interested in the field of hydrographic surveying, from students and researchers to professionals working in the marine industry.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.