Utah : Tintic mining map.Geological Survey (U.S.)[1898]"Datum is mean sea level, based upon elevation of Oregon Short Line R.R. Station at Eureka taken as 6387 feet.""Description of Topographic map of the United States" on verso."R.U. Goode, Geographer in charge. Triangulation by S.S. Gannett. Topography by W.T. Griswold and R.B. Marshall."cartographic