| Robert Gibson - Surveying - 1818 - 478 pages
...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** NE. 45°, distance 80 perches, and in running this line by the given bearing, the corner is found 20... | |
| Robert Gibson - Surveying - 1821 - 544 pages
...EXAMPLE. Suppose it be required to run a line which some years ago boi>e NE. 45°, distance 80 perches, **and in running this line by the given bearing, the corner is found 20 links to the left hand ; what** allowance must be made on each bearing to trace the old lines, and what is the present bearing of this... | |
| Robert Gibson - Surveying - 1832 - 348 pages
...J****^degreeS)* 9 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** NE. 45°, distance 80 perches, and in running this line by the given bearing, the comer is found 20... | |
| Abel Flint - Geometry - 1835 - 334 pages
...57.3 DEGREES,* So IS THE SAID DISTANCE, To THE DIFFERENCE OF VARIATION REQUIRED. EXAMPLE. 4 Suppose **it be required to run a line, which, some years ago,...left hand ; what is the present bearing of this line** ? Ch. Deg. L. As 20 : 57.3 : : 20 100 20 2000 1146.0 60 2000)68760(34 Minutes. Answer — 34 minutes... | |
| Abel Flint - Geometry - 1835 - 334 pages
...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°** £., distance 20 chains, and in running this * 57.3 degrees is the radius of a circle (nearly) in such... | |
| Abel Flint - Geometry - 1837 - 272 pages
...SAID DISTANCE, To THE DIFFERENCE OF VARIATION REQUIRED. EXAMPLE. Suppose it be required to run a lme, **which, some years ago, bore N. 45° E., distance 20...left hand ; what is the present bearing of this line** ? Ch. Deg. L. As 20 : 57.3 : : 20 100 20 2000 1146.0 60 2000)68760(34 Minutes. Answer — 34 minutes... | |
| Abel Flint - Geometry - 1839 - 334 pages
...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,...N. 45° E., distance 20 chains, and in running this** APPENDIX. 85 line by the given bearing, the corner is found 20 links to the left hand; what is the... | |
| |