Mining Engineers' Handbook, Volume 2Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
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Halaman 17-31
... Corners - 31 Standard Township Corner Closing 1 Township Corner Closing Section Corners 1 5 4 3 2 range 4 west of the sixth principal meridian " 86 31 32 33 locates its position ; usually abbreviated to " T2 N , R4 W , 6th P M " ( Fig ...
... Corners - 31 Standard Township Corner Closing 1 Township Corner Closing Section Corners 1 5 4 3 2 range 4 west of the sixth principal meridian " 86 31 32 33 locates its position ; usually abbreviated to " T2 N , R4 W , 6th P M " ( Fig ...
Halaman 17-32
... corners is calculated ; this new line is then run toward the W , the permanent quarter - section corner being set at its middle point . From the section corner just regained , the survey is now continued north between sections 25 and 26 ...
... corners is calculated ; this new line is then run toward the W , the permanent quarter - section corner being set at its middle point . From the section corner just regained , the survey is now continued north between sections 25 and 26 ...
Halaman 17-58
... corner point and D. 1–21000A , whence The N.E. Cor . Sec . 4 T. 4 S. R. 73 W. 6th P. M. bears S 19 ° 30 ′ E , 309 ft . Cor . No. 1 , Sur . No. 1685 , Paris lode , claimant unknown , bears S 19 ° W , 142 ft . Position of Cor . No. 4 ...
... corner point and D. 1–21000A , whence The N.E. Cor . Sec . 4 T. 4 S. R. 73 W. 6th P. M. bears S 19 ° 30 ′ E , 309 ft . Cor . No. 1 , Sur . No. 1685 , Paris lode , claimant unknown , bears S 19 ° W , 142 ft . Position of Cor . No. 4 ...
Isi
AND SORTING OF ORES | 15 |
ELECTRIC POWER | 16-1 |
sion Wiring | 19-1 |
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