1. Preliminary geologic map of the Panaca Summit and Prohibition Flat quadrangles, Lincoln County, Nevada, and Iron County, Utah [microform] Yale Public content 1991. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). Books and Open-File Reports Section, distributor. English. Public. Nevada, Lincoln County, Utah, and Iron County.