Milling methods and costs at Spring Hill concentrator of Montana Mines Corporation, Helena, Mont.

Milling methods and costs at lead concentrator of Hecla Mining Company, Gem, Idaho.
Published: (1932)

Milling methods and costs at concentrator of Chief Consolidated Mining Company, Eureka, Utah.
Published: (1930)

Milling methods and costs at Page concentrator of Federal Mining and Smelting Company, Kellogg, Idaho.
Published: (1932)

Milling methods and costs at Morning concentrator of Federal Mining and Smelting Company, Mullan, Idaho.
Published: (1932)

Milling methods and costs at Copper Queen concentrator of Phelps Dodge Corporation, Bisbee, Ariz.
Published: (1931)

Milling methods at concentrator of Walker Mining Company, Walkermine, Calif.
Published: (1932)

Milling methods and costs at Superior concentrator of Engels Copper Mining Company, Plumas County, Calif.
Published: (1932)

Milling methods and costs at Verde Central concentrator, Jerome, Ariz.
Published: (1931)

Milling methods and costs of Minas de Matahambre, S.A., concentrator.
Published: (1931)

Milling methods and costs at Arthur and Magna concentrators of Utah Copper Company.
Published: (1931)

Milling methods and costs at concentrator of Old Dominion Company, Globe, Ariz.
Published: (1931)

Milling methods and costs at concentrator of Miami Copper Company, Miami, Ariz.
Published: (1932)

Milling methods and costs at concentrator of Magma Copper Company, Superior, Ariz.
Published: (1930)

Milling methods and costs at Harmony Mines, Baker, Idaho.
Published: (1930)

Milling methods and costs at concentrator of United Verde Copper Company, Clarkdale, Ariz.
Published: (1930)

Milling methods and costs at Hillside Fluorspar Mines, Rosiclare, Ill.
Published: (1932)

Milling methods at Midvale concentrator of U.S. Smelting, Refining and Mining Company, Midvale, Utah.
Published: (1931)

Milling methods and costs at concentrator of Cananea Consolidated Copper Company, Cananea, Sonora, Mexico.
Published: (1930)

Milling practice at Alaska Juneau concentrator.
Published: (1930)

Metalliferous deposits of the greater Helena mining region, Montana /
by: Pardee, J. T. (Joseph Thomas), 1871-1960, et al.
Published: (1933)

Milling methods and costs at concentrator of Britannia Mining and Smelting Company, Limited, Britannia Beach, B.C.
Published: (1932)

Milling methods at Questa concentrator of Molybdenum Corporation of America, Questa, N.Mex.
Published: (1932)

Milling practice at White Bird concentrator, Canam Metals Corporation, Picher, Okla.
Published: (1930)

Milling methods and costs at Argonaut Mill, Jackson, Calif.
Published: (1931)

Milling methods and costs at Flat River (Mo.) mill.
Published: (1932)

Milling methods and costs at lead-zinc concentrator of Treadwell Yukon Company, Limited, at Tybo, Nev.
Published: (1931)

Milling methods and costs of Coniaurum Mines (Limited), Schumacher, Ontario.
Published: (1931)

Milling methods and costs at Homestake mine, Lead, S.Dak.
Published: (1931)

Milling methods and costs at Pecos concentrator of American Metal Company, Tererro, N.Mex.
Published: (1932)

Statistical microscopic examination of mill products of Copper Queen Concentrator of Phelps Dodge Corporation, Bisbee, Ariz.
Published: (1932)

Milling methods in the Americas /
Published: (1964)

Uranium in carbonaceous rocks in the Townsend and Helena Valleys, Montana /
by: Becraft, George E. (George Earle), 1922-
Published: (1958)

Mining methods and costs at Spring Hill mine, Montana Mines Corporation, Helena, Mont.
Published: (1931)

Milling practice at Netta mine of Eagle Picher Lead Company, at Picher, Okla.
Published: (1930)

Pneumatic concentration of mica /
by: Jordan, C. E.
Published: (1980)

Concentrating ores by flotation : being a description and history of a recent metallurgical development, together with a summary of patents and litigation /
by: Hoover, Theodore Jesse, 1876-1955
Published: (1916)