Browse TRAIL Inventories

Progress reports :metallurgical division.

Manganese investigations :metallurgical division.

Manganese investigations :metallurgical division.

Manganese investigations -metallurgical division.

Manganese investigations -metallurgical division.

Manganese investigations, Metallurgical Division.

Manganese investigations -metallurgical division.

Manganese investigations.

Manganese investigations.

Laboratory beneficiation of disseminated fluorspar ores

Celestite deposits, Brown, Nolan, Fisher, and Coke Counties, Tex.

Ore dressing investigation of oxidized lead ores from Missouri and Illinois

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

Investigation of ore-dressing methods for barite ores from New Mexico, Missouri, and Arkansas

Investigation of concentration sections at the Central mill of the Eagle-Picher Mining & Smelting Co., Cardin, Okla.


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