A Treatise on Practical Surveying: Which is Demonstrated from Its First Principles, Wherein Every Thing that is Useful and Curious in that Art, is Fully Considered and ExplainedF. Lucas, Jun. and Joseph Cushing, 1816 - 472 páginas |
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Resultados 1-5 de 42
Página vii
... surveys , and dividing of land , substituted in their Different parts of those calculations are design- edly omitted , for the better exercising of the learner . And it is presumed , the arrangement of the plates will be found highly ...
... surveys , and dividing of land , substituted in their Different parts of those calculations are design- edly omitted , for the better exercising of the learner . And it is presumed , the arrangement of the plates will be found highly ...
Página ix
... survey- ing appears to have been the first , or at least one of the ' first of the mathematical sciences , that the rest have met with much greater improvements from the peas of · the most eminent mathematicians , while this seems to 2 ...
... survey- ing appears to have been the first , or at least one of the ' first of the mathematical sciences , that the rest have met with much greater improvements from the peas of · the most eminent mathematicians , while this seems to 2 ...
Página xi
... surveys from the field - notes , or by calculation than any hitherto published ; and I venture to assert that it is impossible ( from the nature of right - lined figures ) that any me- thod or methods more concise than this , can be ...
... surveys from the field - notes , or by calculation than any hitherto published ; and I venture to assert that it is impossible ( from the nature of right - lined figures ) that any me- thod or methods more concise than this , can be ...
Página xii
... too long or too short : the me- thod of dividing lands : And the whole concludes with some necessary directions and remarks on surveys in general . THE PRINCIPLES OF SURVEYING . SECTION I. Containing Decimal Fractions xii PREFACE .
... too long or too short : the me- thod of dividing lands : And the whole concludes with some necessary directions and remarks on surveys in general . THE PRINCIPLES OF SURVEYING . SECTION I. Containing Decimal Fractions xii PREFACE .
Página 146
... survey we find to be thus : AB 260 , AC 160 , BC 150 perches ; the mearing lines , AC and BC , are destroyed , or plowed down , and the line AB , only remaining . What angles must be set off at A and B , to run new mearings by , exactly ...
... survey we find to be thus : AB 260 , AC 160 , BC 150 perches ; the mearing lines , AC and BC , are destroyed , or plowed down , and the line AB , only remaining . What angles must be set off at A and B , to run new mearings by , exactly ...
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A Treatise of Practical Surveying: Which is Demonstrated From Its First ... Robert Gibson Sin vista previa disponible - 2021 |
Términos y frases comunes
20 perches 50 Dist ABCD acres altitude annexed Answer base bearing bisect blank line centre chains and links chord circle circumferentor Co-secant Secant Co-sine Co-tang column contained cyphers decimal decimal fraction Dep Lat difference divided divisor draw east edge EXAMPLE feet field-book figures four-pole chains given angle half the sum height Hence hypothenuse inches instrument latitude length logarithm magnetical measure meridian distance multiplied needle number of degrees object off-sets parallel parallelogram perpendicular piece of ground plane Portmarnock PROB proportion protractor quotient radius right angles right line scale of equal SCHOLIUM sect semicircle side sights sine square root stationary distance sun's suppose survey taken tance Tang tangent thence theo theodolite THEOREM thro trapezium triangle ABC trigonometry true amplitude true azimuth two-pole chains vane variation whence