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IGS - Store-Books & Maps
Browse Years (grouped by year):

The Geology of Part of the South Slope of the St. Joe Mountains, Shoshone County, Idaho, 1949

Silver-Gold Deposits of the Yankee-Fork District, Custer County, Idaho, 1949

Mineral and Beneficiation by Gravity Concentration, A Fundamental Study, 1949

Microscopic Studies on Mill Products From the Pine Creek Area, Yreka Mining District, Idaho, 1949

Preliminary Investigation of Concentrating Certain Minerals in Idaho Placer Sand, 1949

The Geology and Ore Deposits of the Boulder Creek Mining District, Custer County, Idaho, 1949

Studies on the Production of Antimony Oxides, 1949