 and providing sufficient water to maintain scouring force therein in the summer season; and in connection therewith to investigate such hydraulic and other mines as are now or may have been worked by methods intended to restrain the debris and material...  Report of the State Mineralogist - Stran 532avtor: California State Mining Bureau - 1894Celotni ogled - O knjigi
 | United States - 1893 - 1218 strani
...mining operations, natural erosion, or other causes, or for affording relief thereto in flood time and providing sufficient water to maintain scouring...connection therewith to investigate such hydraulic and dra"c lin alid u °ot!¡or other mines as are now or may have been worked by methods intended mines,... | |
 | United States. War Department - 1893 - 1298 strani
...mining operations, natural erosion, or other causes, ot ta¿ affording relief thereto in flood time and providing sufficient water to maintain scouring force therein in the summer hydraulic and season; and in - connection therewith to investigate suck oilier mlncs,ete. hydraulic... | |
 | 1895 - 704 strani
...relief thereto iu Hood time and providing sufficient water to maintain scouring force therein in tho summer season; and in connection therewith to investigate...such hydraulic and other mines as are now or may have boon worked by methods intended SEC. 4. That it shall be the duty of said commission to maturo and... | |
 | Curtis Holbrook Lindley - 1897 - 888 strani
...mining operations, natural erosion, or other causes, or for affording relief thereto in flood time and providing sufficient water to maintain scouring...operating such mines by impounding dams, settling reservoirs, or otherwise, and in general to make such study of and researches in the hydraulic mining... | |
 | United States - 1897 - 1176 strani
...mining operations, natural erosion, or other canses, or for affording relief thereto in flood time and providing sufficient water to maintain scouring force therein in the summer seaThatthe eaid Commission shall, under the direction ..^¡S"',"'™ "f and with the approval of the... | |
 | United States - 1901 - 1164 strani
...natural erosion, or other causes, or for afl'ordingrelief thereto in flood time and providingsufficienl water to maintain scouring force therein in the summer...season; and in connection therewith to investigate such hy- Lydl^nTan'd draiilic und other mines as are now or may have been '' worked by methods intended... | |
 | Curtis Holbrook Lindley - 1903 - 1228 strani
...mining operations, natural erosion, or other causes, or for affording relief thereto in flood time and providing sufficient water to maintain scouring...operating such mines by impounding dams, settling reservoirs, or otherwise, and in general to make such study of and researches in the hydraulic mining... | |
 | United States - 1908 - 2032 strani
...natural erosion, or other causes, or for affordingr jlief thereto in flood time und providingsufficient water to maintain scouring force therein in the summer...season; and in connection therewith to investigate such hy- hj ÎS?ÏÎîVi? 1 âI HÎ draulic and other mines as are now or may have been olher mine *' etc... | |
 | Commonwealth Club of California - 1910 - 540 strani
...mining operations, natural erosion, or other causes, or for affording relief thereto in flood time, and providing sufficient water to maintain scouring force therein in the summer season. * * * The present California Debris Commission is composed of Lieut. Col. John Biddle, Capt. Thos.... | |
 | California. Division of Mines and Geology, California. Division of Mines - 1912 - 216 strani
...mining operations, natural erosion, or other causes, or for affording relief thereto in flood time and providing sufficient water to maintain scouring...operating such mines by impounding dams, settling reservoirs, or otherwise, and in general to make such study of and researches in the hydraulic mining... | |
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