In top margin: "Atlas sheet no. 8, Geology of the high plateaus of Utah, by Capt. C.E. Dutton, U.S.A."
Map is sheet no. 8 of the Topographic and geological atlas of the district of the high plateaus of Utah, which is a supplement to Report on the geology of the high plateaus of Utah / Geographical and Geological Survey of the Rocky Mountain Region (U.S.).
"Note. This map has been constructed from atlas sheets of the U.S. Geographical and Geological Survey of the Rocky Mountain Region with additional material taken from the maps of the U.S. Geographical Explorations and Surveys west of the 100dth Meridian, Lieut. Geo. M. Wheeler, Corps of Engineers, in charge; the U.S. Geological Exploration of the 40th Parallel, Clarence King, U.S. Geologist, in charge; and the U.S. Geological and Geographical Survey of the Territories, F.V. Hayden, in charge."
Wheat, C.I. Mapping the transmississippi West, 1297