Rudimentary treatise on mensuration and measuring |
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Página 92
... usually called Gunter's chain , is almost generally used in the British dominions , for measuring the distances re- quired in a survey . It is 66 feet , or 4 poles , in length , and is divided into 100 links , which are joined by rings ...
... usually called Gunter's chain , is almost generally used in the British dominions , for measuring the distances re- quired in a survey . It is 66 feet , or 4 poles , in length , and is divided into 100 links , which are joined by rings ...
Página 93
... usually ten links in length , the links being numbered thereon with the figs . 1 , 2 , 3 , & c . It is usually pointed with iron at one end , for the purpose of fixing it in the ground , as an object for ranging lines , for marking ...
... usually ten links in length , the links being numbered thereon with the figs . 1 , 2 , 3 , & c . It is usually pointed with iron at one end , for the purpose of fixing it in the ground , as an object for ranging lines , for marking ...
Página 94
... usually written thus - 76-83 chains , the two last figures being decimals of a chain . 7000 600 83 7683 In using the chain , care must be taken to stretch it always with the same tension , as it will extend by much use , and will there ...
... usually written thus - 76-83 chains , the two last figures being decimals of a chain . 7000 600 83 7683 In using the chain , care must be taken to stretch it always with the same tension , as it will extend by much use , and will there ...
Página 95
... usually about 12 inches long . Each ruler has scales of equal parts , decimally divided , placed on its edges , which are made sloping , so that the extremities of the strokes marking ' the divisions lie close to the paper . The primary ...
... usually about 12 inches long . Each ruler has scales of equal parts , decimally divided , placed on its edges , which are made sloping , so that the extremities of the strokes marking ' the divisions lie close to the paper . The primary ...
Página 96
... usually divided into three columns . The middle column is for distances measured on the chain line , at which hedges are crossed , or offsets , stations , or other marks are made ; and in the right and left columns , those offsets ...
... usually divided into three columns . The middle column is for distances measured on the chain line , at which hedges are crossed , or offsets , stations , or other marks are made ; and in the right and left columns , those offsets ...
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Términos y frases comunes
12 feet 20 feet A B C AMEN CORNER axis Baker's Land base bottom width centre chains Charles Tomlinson chord circle circular circumference content in cubic correction for curvature cubic feet cubic foot cubic yards curve decagon decimals depths diagonal diameter distance Duodecimals Engineering Surveying equal EXAMPLES feet 6 inches feet long figure find the area find the content find the solidity foot fore sights formula frustrum given ground half height instrument Land and Engineering length level book measured method miles multiply NOTE offsets parabola perpendicular polygon Prob PROBLEM pyramid quantity quarter girt radius railway cutting refraction required the area Required the content RULE RULE.-Multiply S. P. Woodward screws segment side slopes SLIDING RULE spirit level square feet square yards staves subtract Table tangent telescope trapezium VIRTUE BROTHERS W. D. Hamilton zone
Pasajes populares
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Página 51 - The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed.
Página 5 - Is. 6d. 76. GEOMETRY, DESCRIPTIVE, with a Theory of Shadows and Perspective, and a Description of the Principles and Practice of Isometrical Projection, by JF Heather.
Página 51 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Página 4 - SHIP-BUILDING AND NAVIGATION. 51. NAVAL ARCHITECTURE, by J. Peake. 3s. 53*. SHIPS FOR OCEAN AND RIVER SERVICE, Construction of, by Captain HA Sommerfeldt. Is. 53**.
Página 145 - EMIGRANT'S GUIDE TO TASMANIA AND NEW ZEALAND, by James Baird, BA [In Preparation. FINE ARTS. 20. PERSPECTIVE, by George Pyne. 2s. 27. PAINTING ; or, A GRAMMAR OF COLOURING, by G. Field. 2s. 40. GLASS STAINING, by Dr. MA Gessert, with an Appendix on the Art of Enamel Painting, &c.
Página 81 - Large and plain articles are usually measured by the square foot or yard, &c; but enriched mouldings, and some other articles, are often estimated by running or lineal measure •, and some things are rated by the piece. In measuring of Joists...
Página 86 - GLAZIERS' WORK. — Glaziers take their dimensions either in feet, inches, and parts ; or feet, tenths, and hundredths. And they compute their work in square feet. In taking the length and breadth of a window, the cross bars between the squares are included. Also, windows of round or oval forms are measured as square, measuring them to their greatest length and breadth, on account of the waste in cutting the glass.