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As the length of the whole line, Is to 57.3 Degrees,* So is the said distance, To the difference of Variation required. EXAMPLE. Suppose it be required to run a line which some years ago bore N. 45°.
A Treatise of Practical Surveying: Which is Demonstrated from Its First ... - Σελίδα 265
των Robert Gibson - 1806 - 452 σελίδες
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## A System of Geometry and Trigonometry: Together with a Treatise on Surveying ...

Abel Flint - 1825 - 241 σελίδες
...the nearest distance between the line so run and the corner ; then work by the following proportion 1 As the length of the whole line, Is to 57.3 degrees,*...required to run a line, which, some years ago, bore N. 45° E., distance 20 chains, and in running this line 6y the given bearing, the corner is found...

## A Treatise on Surveying: Containing the Theory and Practice: to which is ...

John Gummere - 1828 - 216 σελίδες
...line, Is to the said distance ; So is 57.3 degrees,* To the difference of variation required. EXAMPLES. Suppose it be required to run a line, which some years ago bore N. 45° E. dist. 20 ch. and in running this line by the given bearing, the corner is found 20 links...

## A System of Geometry and Trigonometry: With a Treatise on Surveying ... in ...

Abel Flint - 1830 - 284 σελίδες
...and the corner ; then work by the following proportion : As THE LENGTH OF THE WHOLE LINE, Is TO 5 7.3 DEGREES,* So IS THE SAID DISTANCE, To THE DIFFERENCE OF VARIATION REQUIRED. EXAMPLE. Sappose it be required to run a line, which, some years ago, bore N. 45° E., distance 20 chains, and...

## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1832 - 348 σελίδες
...line so run and the comer, then, v /^-i- * ' A» the length of the whole line \'*— J****^degreeS)* 9 So is the said distance To the difference of variation...and in running this line by the given bearing, the comer is found 20 links to,the left-hand ; what allowance must be made on each bearing to trace the...

## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1833 - 348 σελίδες
...the given bearing, and observe the nearest distance be. tween the line so run and the corner, then, As the length of the whole line Is to 57.3 degrees,*...and in running this line by the given bearing, the comer is found 20 links to the left-hand ; what allowance must be made on each bearing to trace the...

## A System of Geometry and Trigonometry: With a Treatise on Surveying ... in ...

Abel Flint - 1833 - 306 σελίδες
...between the line so run, and the corner ; then work by the following proportion : As THE LENGTH OF THB WHOLE LINE, Is tO 57.3 DEGREES,* So IS THE SAID DISTANCE,...required to run a line, which, some years ago, bore N. 45° E., distance 20 chains, and in running this line by the given bearing, the corner is found...

## A System of Geometry and Trigonometry: With a Treatise on Surveying; in ...

Abel Flint - 1835 - 334 σελίδες
...nearest distance between the line so run, and the corner ; and then work the following proportion : As THE LENGTH OF THE WHOLE LINE, Is TO 57.3 DEGREES,*...required to run a line, which, some years ago, bore N. 45° £., distance 20 chains, and in running this * 57.3 degrees is the radius of a circle (nearly)...

## A System of Geometry and Trigonometry: With a Treatise on Surveying; in ...

Abel Flint - 1835 - 334 σελίδες
...nearest distance between the line so run, and the corner ; and then work the following proportion : As THE LENGTH OF THE WHOLE LINE, Is TO 57.3 DEGREES,*...To THE DIFFERENCE OF VARIATION REQUIRED. EXAMPLE. 4 Suppose it be required to run a line, which, some years ago, bore N. 45° E., distance 20 chains,...

## A System of Geometry and Trigonometry, with a Treatise on Surveying: In ...

Abel Flint - 1837 - 272 σελίδες
...nearest distance between the line so run, and the corner ; and then work the following proportion : As THE LENGTH OF THE WHOLE LINE, Is TO 57.3 DEGREES,*...REQUIRED. EXAMPLE. Suppose it be required to run a lme, which, some years ago, bore N. 45° E., distance 20 chains, and in running this line by the given...

## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson, James Ryan - 1839 - 412 σελίδες
...the said distance To the difference of variation required. i EXAMPLE. Suppose it be required to ran a line which some years ago bore NE. 45°, (distance...and in running this line by the given bearing, the ccomer is found 20 links to the le'-hand ; what allowance must be made on 'each bearing to trace the...