Crocker's Elements of land surveying. To which are added, Tables of six-figure logarithms, superintended by R. Farley1841 |
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Side 195
... offsets measured . The side columns are intended to contain sketches of the fences , buildings , and other objects near which the chain passes , which are shown , as the case may require , either on the right or the left side of the ...
... offsets measured . The side columns are intended to contain sketches of the fences , buildings , and other objects near which the chain passes , which are shown , as the case may require , either on the right or the left side of the ...
Side 196
... offsets , between the points D and F , being found by subtracting 2066 the length of AD , from each former distance on the line . All the other lines in the field - book remain the same as before . In order , therefore , to take the ...
... offsets , between the points D and F , being found by subtracting 2066 the length of AD , from each former distance on the line . All the other lines in the field - book remain the same as before . In order , therefore , to take the ...
Side 203
... offsets have been taken from these lines to the flexures and angles of the fences and buildings , as are sufficient for drawing a complete plan of the whole . The sim- plicity and accuracy of this mode of surveying , and its general ...
... offsets have been taken from these lines to the flexures and angles of the fences and buildings , as are sufficient for drawing a complete plan of the whole . The sim- plicity and accuracy of this mode of surveying , and its general ...
Side 208
... offset to every building or angle of a fence near which the chain passes ; enter the same in your book , together with a sketch of the object , on that side of the line on which it lies ; and insert in the middle column the dis- tance ...
... offset to every building or angle of a fence near which the chain passes ; enter the same in your book , together with a sketch of the object , on that side of the line on which it lies ; and insert in the middle column the dis- tance ...
Side 209
... offsets from which will enable you to plot them . In measuring over a hill , it is an invariable rule that the horizontal length be taken instead of the sloping length , by reducing the distance actually measured in the proportion of ...
... offsets from which will enable you to plot them . In measuring over a hill , it is an invariable rule that the horizontal length be taken instead of the sloping length , by reducing the distance actually measured in the proportion of ...
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Crocker's Elements of Land Surveying. to Which Are Added, Tables of Six ... Abraham Crocker,Richard Farley Ingen forhåndsvisning tilgjengelig - 2023 |
Crocker's Elements of Land Surveying. to Which Are Added, Tables of Six ... Abraham Crocker,Richard Farley Ingen forhåndsvisning tilgjengelig - 2018 |
Crocker's Elements of Land Surveying. to Which Are Added, Tables of Six ... Abraham Crocker,Richard Farley Ingen forhåndsvisning tilgjengelig - 2023 |
Vanlige uttrykk og setninger
30 Cosine acres angular point Ansr base Bisect called centre chain circle circumference Co-s construction Cotang decimal describe the arc diagonal diameter Diff distance divided draw the line ellipse equilateral triangle EUCLID Examples for Practice Extend the compasses extent fence field field-book figure find the Area find the side geometrical given angle given line Gunter's scale half sum hypothenuse inches inscribed instrument Land-measuring length line drawn logarithm measured method Multiply natural number NATURAL SINES nonagon number of degrees parallel line parallel ruler parallelogram perches perpendicular polygon PROBLEM proportion protractor quantity radius regular polygon Required the area rhomboides rhombus right angles right line roods RULE scale of chords scale of equal scalenous triangle segment sextant side AC square links station subtracted Suppose tabular difference Tangent telescope theodolite transverse trapezium trapezoid triangle ABC Trigonometry vulgar fraction ΙΟ
Populære avsnitt
Side i - CROCKER'S ELEMENTS OF LAND SURVEYING. Fifth Edition, corrected throughout, and considerably improved and modernized, by TG BUNT, Land Surveyor, Bristol. To which are added, TABLES OF SIX-FIGURE LOGARITHMS, &c., superintended by RICHARD FARLEY, of the Nautical Almanac Establishment.
Side 4 - ... one less than the number of figures in the integral part of the natural number. The decimal part...
Side 8 - The logarithm of the quotient of two positive numbers is found by subtracting the logarithm of the divisor from the logarithm of the dividend. (6) The logarithm of a power of a positive number is found by multiplying the logarithm of the number by the exponent of the power. For, N" = (oT)
Side 123 - Or, from 8 times the chord of half the arc, subtract the chord of the whole arc, and $ of the remainder will be the length of the arc, nearly.
Side 61 - If a side be required, say, — As the sine of the given angle is to its opposite side, So is the sine of either of the other angles to its opposite side.
Side 272 - Two or more places are on a true level, when they are equally distant from the centre of the earth. Also, one place is higher than another, or...
Side 131 - This figure being a mean proportional between its circumscribed and inscribed circles, that is, equal to a circle whose diameter is a mean proportional between the axes of the ellipse, we...
Side 103 - From half the sum of the three sides subtract each side severally. Multiply the half sum and the three remainders...
Side 40 - Triangles upon equal bases, and between the same parallels, are equal to one another.
Side 122 - To find the area of a sector of a circle. RULE I. — Multiply the radius by half the arc of the sector for the area.