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

### From inside the book

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... therein mentioned , and extending the benefits thereof to the arts of designing , engraving , and etching historical and other prints . " CHARLES CLINTON , Clerk of the District of New - York PART I. Page . PART II . Page .

... therein mentioned , and extending the benefits thereof to the arts of designing , engraving , and etching historical and other prints . " CHARLES CLINTON , Clerk of the District of New - York PART I. Page . PART II . Page .

**lay**987.15A. Page

Page .

Page .

**lay**of March a United States di deposited in | as propriete ing all the irt By Bobe : prrected , zen ! and reke Teacher of the ed States , بعد F securing de propietar el I also to a ct for the s , chart , at ing the time the ad ... Page 50

If the triangle ABC be supposed to be

If the triangle ABC be supposed to be

**laid**on the triangle DEF , so as to make the points A and B coincide with Dand E , which they will do , because AB = DE ( by the hypothesis ) ... Page 64

**Lay**B L from B to L ; from B with the line BO , describe an arc , and from L with LO describe another arc ; from 0 ... whose side BG = AE , and GF = ED ( by the last ) hen also the angle B = A ; if we suppose one triangle be**laid**on the ... Page 66

From the point A

From the point A

**lay**off on each side , the equal distances , AC , AD ; and from Cand D , as centres , with any interva . greater than AC or AD , describe two arcs intersecting each other in B ; from A to B draw the line AB , and it ...### 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 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 quantity 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 197 - 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.