A Theoretical and Practical Treatise On Subterraneous Surveying and the Magnetic Variation of the Needle

<p>A Theoretical and Practical Treatise On Subterraneous Surveying and the Magnetic Variation of the Needle is a comprehensive guide to the principles and practices of surveying underground environments with a particular focus on understanding and accounting for magnetic variations. Written by Thomas Fenwick and Thomas Baker this treatise combines theoretical knowledge with practical application making it an invaluable resource for surveyors engineers and anyone involved in mining or geological exploration.</p> <p>The book delves into the intricacies of magnetic declination and its impact on surveying accuracy offering detailed methods for correcting measurements and ensuring reliable results. It also covers various surveying techniques specific to subterranean environments addressing the unique challenges posed by limited visibility and complex geological formations. This treatise provides a solid foundation in both the theoretical underpinnings and the practical skills necessary for successful subterranean surveying.</p><p>This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact and remains as true to the original work as possible. Therefore you will see the original copyright references library stamps (as most of these works have been housed in our most important libraries around the world) and other notations in the work.</p><p>This work is in the public domain in the United States of America and possibly other nations. Within the United States you may freely copy and distribute this work as no entity (individual or corporate) has a copyright on the body of the work.</p><p>As a reproduction of a historical artifact this work may contain missing or blurred pages poor pictures errant marks etc. Scholars believe and we concur that this work is important enough to be preserved reproduced and made generally available to the public. We appreciate your support of the preservation process and thank you for being an important part of keeping this knowledge alive and relevant.</p>