1. General distribution of arsenic in rocks and soils and sulfur in rocks in the Coeur d'Alene district, Idaho and Montana [cartographic material] Yale Public content 1979. 2014-04-08T15:06:25Z. 2014-04-22T22:18:09Z. Gott, Garland Bayard, 1912-. U.S. Geological Survey. English. Public. Idaho, Shoshone County, Montana, and Sanders County.