A practical treatise on ... land and engineering surveying, Volume 341863 |
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Page 1
... correctly made , without the use of a theodolite ; the student should first make himself thoroughly master of the chain by laying out his work by large intersecting triangles . There are certain cases where a theodo- lite is ...
... correctly made , without the use of a theodolite ; the student should first make himself thoroughly master of the chain by laying out his work by large intersecting triangles . There are certain cases where a theodo- lite is ...
Page 3
... correctly made , without the use of a theodolite ; the student should first make himself thoroughly master of the chain by laying out his work by large intersecting triangles . There are certain cases where a theodo- lite is ...
... correctly made , without the use of a theodolite ; the student should first make himself thoroughly master of the chain by laying out his work by large intersecting triangles . There are certain cases where a theodo- lite is ...
Page 45
... correct . Each 60 ° may next be trisected by setting off the natural sine 10 ° , equal the chord of 20 ° to our radius , which will divide the circle to every 10 degrees . The natural sine of 7 ° 30 ' , equal the chord of 15 ° , marked ...
... correct . Each 60 ° may next be trisected by setting off the natural sine 10 ° , equal the chord of 20 ° to our radius , which will divide the circle to every 10 degrees . The natural sine of 7 ° 30 ' , equal the chord of 15 ° , marked ...
Page 53
... by mechanical rules , equally correct , and in some instances with greater precision . The statute acre contains 1.00000 square links , more particu- larly described in page 80. The area of a piece PRINCIPLES OF GEOMETRY . 53.
... by mechanical rules , equally correct , and in some instances with greater precision . The statute acre contains 1.00000 square links , more particu- larly described in page 80. The area of a piece PRINCIPLES OF GEOMETRY . 53.
Page 67
... correct , both quantities should agree within a few decimals . Problem 97 . Fig . 84 , Plate 6 , represents all the reduced lines of fences to Plan , Fig . 85 , Plate 6 . Calculate these four pieces by the scale as before ; then cal ...
... correct , both quantities should agree within a few decimals . Problem 97 . Fig . 84 , Plate 6 , represents all the reduced lines of fences to Plan , Fig . 85 , Plate 6 . Calculate these four pieces by the scale as before ; then cal ...
Autres éditions - Tout afficher
A Practical Treatise on ... Land and Engineering Surveying Henry S. Merrett Aucun aperçu disponible - 2015 |
A Practical Treatise On ... Land and Engineering Surveying Henry S Merrett Aucun aperçu disponible - 2018 |
Expressions et termes fréquents
A B C acres adjustment base line bubble calculated centre chain lines chord circle circumference circumferentor collimation column compass correct cross sections cube yards curve datum line described diameter Diff difference Ditto divided divisions draw the line equal fence field-book fifth column figure find the area fixed flag fore sights frustrum given ground height horizontal inches and decimals inclosure instrument intersecting length line A B logarithm manner mark measure method minutes multiply needle object Offsets in inches parallel plate parallelogram pencil perpendicular plotted poles Problem protractor quantity quotient Radius in chains right angles roods Rule scale secant sector segment sextant side A B sine slopes spirit level square links staff station straight edge subtract surface survey surveyor TABLE take the angle tangent points telescope theodolite tie line tracing paper transverse distance trapezium triangle vernier vertical whole
Fréquemment cités
Page 102 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 66 - ... the rail; multiply the length by the breadth and the product by the height; then divide the product by two, and you have the number of bushels of shelled corn in the crib.