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 Cushing & Jewett, J. Robinson printer, 1822 - 326 σελίδες |
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Σελίδα i
... Third Edition . BY ROBERT GIBSON , Revised , Corrected and Adapted to the use of Schools , American Surveyors , & e , BY JOHN D. CRAIG . BALTIMORE : PUBLISHED BY F. LUCAS , JUN . AND CUSHING & JEWETT . J. Robinson printer . * 1822 ...
... Third Edition . BY ROBERT GIBSON , Revised , Corrected and Adapted to the use of Schools , American Surveyors , & e , BY JOHN D. CRAIG . BALTIMORE : PUBLISHED BY F. LUCAS , JUN . AND CUSHING & JEWETT . J. Robinson printer . * 1822 ...
Σελίδα vi
... third section gives an account of the chains and measures used in Great Britain and Ireland ; me- thods of surveying and of taking inaccessible distan- ces by the chain only , with some necessary problems ; also a particular description ...
... third section gives an account of the chains and measures used in Great Britain and Ireland ; me- thods of surveying and of taking inaccessible distan- ces by the chain only , with some necessary problems ; also a particular description ...
Σελίδα 10
... 3 .03 and .003 , are fractions , of which the first is ten times greater than the second ; and the second ten times greater than the third . 1000 03 Hence it appears that as the value and denomina- tion 10 DECIMAL FRACTIONS .
... 3 .03 and .003 , are fractions , of which the first is ten times greater than the second ; and the second ten times greater than the third . 1000 03 Hence it appears that as the value and denomina- tion 10 DECIMAL FRACTIONS .
Σελίδα 31
... third , fourth , & c . part . Note . Though these postulates are not always quoted , the reader will easily perceive where , and in what sense they are to be understood . AXIOMS OR SELF - EVIDENT TRUTHS . 1. Things that are equal to one ...
... third , fourth , & c . part . Note . Though these postulates are not always quoted , the reader will easily perceive where , and in what sense they are to be understood . AXIOMS OR SELF - EVIDENT TRUTHS . 1. Things that are equal to one ...
Σελίδα 57
... third . fig . 42 . BBB B fig . 42 . I Lay BL from B to L ; from B with the line BO , describe an arc , and from L with LO describe another arc ; from O , the interjection point of those arcs , draw BO and OL , and BOL is the triangle ...
... third . fig . 42 . BBB B fig . 42 . I Lay BL from B to L ; from B with the line BO , describe an arc , and from L with LO describe another arc ; from O , the interjection point of those arcs , draw BO and OL , and BOL is the triangle ...
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A Treatise of Practical Surveying: Which is Demonstrated From Its First ... Robert Gibson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2021 |
Συχνά εμφανιζόμενοι όροι και φράσεις
20 perches ABCD acres altitude Answer base bearing blank line centre chains and links chord circle circumferentor Co-secant co-sine Co-tang column compass contained cyphers decimal decimal fraction difference Dist 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 measure meridian distance multiplied needle number of degrees object off-sets opposite parallel parallelogram perpendicular piece of ground plane polygon Portmarnock PROB proportion protractor quotient radius right angles right line scale of equal SCHOLIUM secant second station sect semicircle side sights sine square root stationary distance stationary line sun's suppose survey taken tang tangent thence theo theodolite THEOREM thro triangle ABC trigonometry true amplitude true azimuth two-pole chains vane variation whence