1991.064.570
Map
Champion Sillimanite Mine, Oreana, Pershing County, Nev.
Hand-drawn map of the Champion Sillimanite Mine in Oreana, Pershing County, NV. Previously surveyed and traced from print. Surveyed by: R.S. Leighton, 4-12-1942
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Map
Champion Sillimanite Mine, Oreana, Pershing County, Nev.
Map
Map of Workings, Champion Sillimanite Mine, Oreana, Pershing County, Nevada.
