## The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this Art |

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The Chain 134 titude of the

The Chain 134 titude of the

**Sun**316 The Circumferentor 152 4. ... Dist of land by Intersections 257 Semi - diameter of the**Sun**ibid 6. ... Method of Dividing Pole Star and Pole 177 Land 271**Sun's**Declination 178 8. Page

The Chain 134 titude of the

The Chain 134 titude of the

**Sun**316 The Circumferentor 152 4. Variation of the Com . The Theodolite 159 pass 318 The Semicircle ... Mensuration of Areas 200 General Method 232 Mean Refraction Pennsylvania Method 246**Sun's**Parallax 4. Page 121

... A and C : then making BE the radius , it is plain , that EC will be the tangent of half the

... A and C : then making BE the radius , it is plain , that EC will be the tangent of half the

**sun**, and ED the tangent of half the difference of the two unknown angles A and C : now IG being parallel to AC ; AH : I / 1 :: CH : GH . Page 134

... that of church - land measure , which is 17 yards , and the forest measure perch , which is 8 yards . For the more ready reckoning the links of a four ( 134 ) PART II To find the Latitude by the Meridian The Chain titude of the

... that of church - land measure , which is 17 yards , and the forest measure perch , which is 8 yards . For the more ready reckoning the links of a four ( 134 ) PART II To find the Latitude by the Meridian The Chain titude of the

**Sun**316. Page 151

1 , and expresses the number of degrees the stationary line is from the north , counting quite round with the

1 , and expresses the number of degrees the stationary line is from the north , counting quite round with the

**sun**. Most needles are pointed at the south end , and have a small ring at the north : such needles are THE CIRCUMFERENTOR .### What people are saying - Write a review

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### Common terms and phrases

acres altitude angle Answer arch base bearing called centre chains chord circle Co-sec Co-sine Co-tang column compasses contained decimal degrees Dep Lat difference direct Dist distance divided divisions draw drawn east edge equal EXAMPLE extended feet figures fixed four fourth give given glass greater ground half hand height Hence Horizon inches laid land Lat Dep latitude length less logarithm manner marked measure meridian method minutes multiplied natural object observed opposite parallel perches perpendicular plane pole PROB proportion Quadrant quotient radius reduce remainder right angles right line root rule scale Secant sect side sights sine square station Sun's suppose survey taken Tang tangent theo third triangle true whole

### Popular passages

Page 38 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.

Page 25 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c.

Page 199 - RULE. From half the sum of the three sides subtract each side severally.

Page 106 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.

Page 27 - The VERSED SINE of an arc is that part of the diameter which is between the sine and the arc. Thus BA is the versed sine of the arc AG.