The British Mariner's Assistant: A Practical Introduction To Finding The Longitude At Sea, By Lunar Observations (1817) - Paperback

""The British Mariner's Assistant"" is a practical guidebook written by Thomas Evans in 1817, aimed at helping British sailors navigate the seas by using lunar observations to determine their longitude. The book provides a detailed and comprehensive introduction to the process of finding longitude at sea, including step-by-step instructions, diagrams, and tables. It covers topics such as the lunar distance method, the use of sextants and chronometers, and the calculation of time differences. The book is written in a clear and accessible style, making it an invaluable resource for sailors of all levels of experience. It is also a fascinating historical document, providing insight into the challenges faced by mariners in the early 19th century and the technological innovations that were developed to overcome them. Overall, ""The British Mariner's Assistant"" is an essential read for anyone interested in the history of navigation or the science of astronomy.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.