""The Slide Rule, And How To Use It"" by Charles Hoare is a comprehensive guide to understanding and using the slide rule, a mechanical device used for mathematical calculations. The book begins with an introduction to the history and development of the slide rule, followed by an explanation of its various components and how they work together. The author then provides step-by-step instructions for performing basic and advanced calculations using the slide rule, including multiplication, division, square roots, and trigonometric functions. The book also includes numerous practice problems and exercises to help readers master their slide rule skills. Written in clear and concise language, ""The Slide Rule, And How To Use It"" is an essential resource for anyone interested in learning about this fascinating and useful tool for mathematical computation.This Is A New Release Of The Original 1868 Edition. Containing Full, Easy And Simple Instructions To Perform All Business Calculations With Unexampled Rapidity And Accuracy.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.