A Rudimentary Treatise on Land and Engineering Surveying, with all the modern improvements ... With illustrationsVirtue brothers & Company, 1865 - 232 pages |
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Page iv
... Parallel Ruler in reducing crooked fences to straight ones Surveying large Estates or Parishes PAGE 52 54 58 CHAPTER IV . DRAWING AND SURVEYING INSTRUMENTS . The Vernier Scale 62 Plotting extensive surveys from this Scale 63 The Beam ...
... Parallel Ruler in reducing crooked fences to straight ones Surveying large Estates or Parishes PAGE 52 54 58 CHAPTER IV . DRAWING AND SURVEYING INSTRUMENTS . The Vernier Scale 62 Plotting extensive surveys from this Scale 63 The Beam ...
Page 4
... parallel ruler . PROBLEM III . Through a given point r , to draw a straight line CD parallel to a given straight line A B. Am From any point n in the line AB , with the distance nr , describe the arc rm : -from centre r , with the same ...
... parallel ruler . PROBLEM III . Through a given point r , to draw a straight line CD parallel to a given straight line A B. Am From any point n in the line AB , with the distance nr , describe the arc rm : -from centre r , with the same ...
Page 53
... mathematical instrument makers , being the productions of clock makers or other mechanics , according to the various designs of surveyors . THE USE OF THE PARALLEL RULER , IN REDUCING CROOKED LAND SURVEYING BY THE CHAIN ONLY . 53.
... mathematical instrument makers , being the productions of clock makers or other mechanics , according to the various designs of surveyors . THE USE OF THE PARALLEL RULER , IN REDUCING CROOKED LAND SURVEYING BY THE CHAIN ONLY . 53.
Page 54
Thomas Baker (Civil engineer). THE USE OF THE PARALLEL RULER , IN REDUCING CROOKED FENCES TO STRAIGHT ONES , TO FACILI- TATE THE COMPUTATION OF THE CONTENTS ... RULER . The use of the Parallel Ruler in reducing crooked fences to straight ...
Thomas Baker (Civil engineer). THE USE OF THE PARALLEL RULER , IN REDUCING CROOKED FENCES TO STRAIGHT ONES , TO FACILI- TATE THE COMPUTATION OF THE CONTENTS ... RULER . The use of the Parallel Ruler in reducing crooked fences to straight ...
Page 55
... parallel to the second angle ; then make the first mark on the temporary line . 2. Lay the ruler from the first mark on the temporary line to the fourth angle , and move it parallel to the third angle ; then make the ... PARALLEL RULER . 55.
... parallel to the second angle ; then make the first mark on the temporary line . 2. Lay the ruler from the first mark on the temporary line to the fourth angle , and move it parallel to the third angle ; then make the ... PARALLEL RULER . 55.
Contents
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Common terms and phrases
ABCD accuracy acres adjustment arches axis beam compasses breadth bubble centre chains common correct cross sections cubic yards cutting datum line depth direction distance divided draw embankments equal error EXAMPLE feet field book figure finding the contents fore sights formation level formula Gentleman's Diary given gradient ground height horizontal inches instrument intersection laid Lay the ruler length level book main line mark measured mile move it parallel NOTE object offsets parallax parallel ruler perpendicular position Prob protractor quality lines quantity of land radii radius railway curves Rankine's method ratio right angles river river Ouse road scale screw serpentine curve shewn shews side sine slopes spirit level square links staff stations straight fence surface survey surveyors taken taking tangent telescope theodolite tion Tithe Commissioners trapezium triangle tube tunnel vernier vernier scale vertical viaduct whence
Popular passages
Page 3 - 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 123 - An Act for consolidating in one Act certain provisions usually inserted in Acts of inclosure, and for facilitating the mode of proving the several facts usually required on the passing of such Acts...
Page 240 - Gd. 108*. METROPOLIS LOCAL MANAGEMENT AMENDMENT ACT, 1862 ; with Notes and Index. Is. 109. NUISANCES REMOVAL AND DISEASE PREVENTION ACT. Is. 110. RECENT LEGISLATIVE ACTS applying to Contractors, Merchants, and Tradesmen. Is.
Page 8 - Similar triangles are to one another in the duplicate ratio of their homologous sides.