Browse TRAIL Inventories

Churn drilling at the McIlhon zinc deposit, Iowa County, Wis.

Churn drilling at the McGregor zinc-lead mine, Washington County, Mo.

Investigation of Track Rock corundum mine, Union County, Ga.

Investigation of Rickard corundum mine, York County, S.C.

Investigation of Louise chromite deposits Troup County, Ga.

Investigation of Simon & Coles manganese deposit Bedford county, Pa.

Churn drilling at Mary Arnold zinc-lead mines, Christian County, Mo.

Investigation of southeast Missouri secondary limonite deposits, Wayne, Butler, and Ripley counties, Mo.

Investigation of the Dubois fluorite property, Hardin County, Ill.

Diamond drilling at the Tallapoosa copper mine, Haralson County, Ga.

Churn drilling at the Capital and Greenland zinc mines, Lawrence County, Mo.

Investigation of the Skene zinc mine, Jo Daviess County, Ill.

Recovery of lithium from its various ores and salts

Investigation of the Morelock Creek tin placer deposits, Fort Gibbon District, Alaska

Investigation of the Tozimoran Creek tin placer deposits, Fort Gibbon District, Alaska

Core drilling at the Victory fluorspar mine, Hardin County, Ill.

Investigation of the Critchfield manganese deposit, Huntingdon county, Pa.

Investigation at the Fairplay zinc and lead area, Grant County, Wis.

Investigation of the Ore Hill zinc-lead mine, Grafton County, N.H.

Investigation of Kiowa County clays, Kiowa County, Okla

Concentration of oxide manganese ores from the Aguila district, Arizona

Concentration of Richmond Hill oxide manganese ore from Lead, Lawrence County, S. Dak.

Investigation of the Dempsey zinc-lead mine, Washington County, Mo.

Investigation of the Mateen spodumene deposit Pennington County, S. Dak.

Investigation of the Ore Knob copper mine, Ashe County, N.C.

Investigation of Round Mountain manganese properties, Bland County, Va.

Investigation of the north Arkansas zinc mines :Searcy, Boone, and Newton Counties, Ark.

Sampling methods and results at the Sullivan Creek tin placer deposits Manley Hot Springs, Tofty, Alaska

Diamond drilling at the Big Ore Bank magnetite deposits, Lincoln County, N.C.

Barite deposits in the Ouachita Mountains, Montgomery, Poke, and Pike counties, Ark.

Diamond drilling at Rush & Brown copper mine, Kasaan Bay, Prince of Wales Island, southeastern Alaska

West Portal magnetite mines, Hunterdon County, N.J.

Survey of commercial aviation gasoline characteristics :July 1947 production

Investigation of Knik Valley chromite deposits, Palmer, Alaska

Investigation of the Salt Chuck copper mine, Kasaan Peninsula, Prince of Wales Island, southeastern Alaska

Investigation of the W.E. Dunkle coal mine, Costello Creek, Chulitna District, Alaska

Investigation of the Rainy Creek mercury prospect Bethel district, Kuskokwim region southwestern Alaska

Investigation of the Toncrae-Howard copper deposits, Floyd County, Va.

Method for the spectrochemical determination of beryllium, cadmium, zinc, and indium in ore samples

Diamond drilling at Union copper mine Cabarrus and Rowan counties, N.C.

Investigation of French Hill chromite mine Del Norte County, Calif.

Perlite :thermal data and energy required for expansion

Zinc smelting in the horizontal retort fired with natural gas.

Zinc smelting in the horizontal retort fired with natural gas.

Zinc smelting in the horizontal retort fired with natural gas.

Zinc smelting in the horizontal retort fired with natural gas :

Investigation of the Cape Rosier zinc-copper-lead mine, Hancock County, Maine

Stress analysis applied to underground mining problems

Bauxite deposits in Union and Pontotoc Counties, Mississippi

A process for the production of iron-free alum


Published Year

Subject

Author

‹‹ previous 1 2 ... 22 23 24 25 26 27 28 ... 34 35 next ››