1. Aerial gamma-ray maps of regional surface concentrations of potassium, uranium, and thorium in West Virginia Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading
2. Exchange of Potassium-Bearing Lands in Tooele County, Utah : hearings before the United States Senate Committee on Public Lands and Surveys, Seventy-Second Congress, first session, on Jan. 30, May 17, 1932 Author/Creator: United States. Congress. Senate. Committee on Public Lands and Surveys Publication/Creation: Washington : U.S. G.P.O., 1932 Resource Type: Book Access & Availability: Loading
3. Galogennye format͡sii Severo-Zapadnogo Donbassa i Dneprovsko-Donet͡skoĭ vpadiny i ikh kalienosnostʹ Publication/Creation: Moskva : Nedra, 1968 Resource Type: Book Access & Availability: Loading