Elements of Surveying: With a Description of the Instruments and the Necessary Tables, Including a Table of Natural Sines |
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Page 4
... institution might possess an enduring memorial of one of its brightest ornaments and distinguished benefactors . Military Academy , West Point , 1835 . CONTENTS . INTRODUCTION . CHAPTER I. Page . Of Logarithms 4 PREFACE .
... institution might possess an enduring memorial of one of its brightest ornaments and distinguished benefactors . Military Academy , West Point , 1835 . CONTENTS . INTRODUCTION . CHAPTER I. Page . Of Logarithms 4 PREFACE .
Page 5
... Logarithms , 7 Table of Logarithms , 9 Multiplication by Logarithms , 14 Division by Logarithms , 15 Arithmetical Complement , 16 CHAPTER II . Geometrical Definitions , 17 CHAPTER III . Description of Instruments , Of the Dividers ...
... Logarithms , 7 Table of Logarithms , 9 Multiplication by Logarithms , 14 Division by Logarithms , 15 Arithmetical Complement , 16 CHAPTER II . Geometrical Definitions , 17 CHAPTER III . Description of Instruments , Of the Dividers ...
Page 6
... 165 First Method of Plotting , 166 Second Method of Plotting , 167 INTRODUCTION . CHAPTER I. Of Logarithms . 1. The nature Surveying a Harbour for the purpose of determining the Depth of Water , & c , 168 6 CONTENTS .
... 165 First Method of Plotting , 166 Second Method of Plotting , 167 INTRODUCTION . CHAPTER I. Of Logarithms . 1. The nature Surveying a Harbour for the purpose of determining the Depth of Water , & c , 168 6 CONTENTS .
Page 7
... Logarithms . 1. The nature and properties of the logarithms in common use , will be readily understood , by ... logarithm of N. If now , we multiply the first of these equations by the second , member by member , we have but ...
... Logarithms . 1. The nature and properties of the logarithms in common use , will be readily understood , by ... logarithm of N. If now , we multiply the first of these equations by the second , member by member , we have but ...
Page 8
... logarithm MXN ; hence , The sum of the logarithms of any two numbers is equal to the logarithm of their product . Therefore , the addition of logarithms corresponds to the mul tiplication of their numbers . 3. If we divide the equations ...
... logarithm MXN ; hence , The sum of the logarithms of any two numbers is equal to the logarithm of their product . Therefore , the addition of logarithms corresponds to the mul tiplication of their numbers . 3. If we divide the equations ...
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Common terms and phrases
adjusted angle of elevation axis azimuth back-sights base line called centre clamp-screw coincide column comp compass Cosine D Cosine Sine Cotang course curve degrees determined difference of level direction divided double meridian distance draw east elongation error example feet field notes figure given angle given line given point ground Gunter's chain hence horizontal angle horizontal distance horizontal plane hypothenuse inches instrument intersection LatDegDegDegDeg Distance latitude and departure length levelling screws line AC line of collimation logarithm M.
M. Sine marked measure method multiplied natural sines needle object paper parallel passing perpendicular plane of reference protractor radius right angles right-angled triangle rods scale of equal secant side sights similar triangles Sine Sine spider's lines square chains staff subtract surface survey Tang tangent theodolite true meridian vernier plate vertical limb yards