Browse TRAIL Inventories

Mine production of gold, silver, copper, lead, and zinc in Pend Oreille, and Stevens Counties, Wash., 1902-56 :annual totals by mines, districts, and counties

Ferrochromium from western metallurgical-grade chromite

The Pacific Northwest steel industry,

The Pacific Northwest ferroalloy industry

Mineral transportation costs in the Pacific Northwest :methodology and application of a statistical analysis

Availability of U.S. chromium resources,


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