SRC.REF: UTAH DEPT. OF HIGHWAYS MATERIAL INVENTORY OF MILLARD COUNTYUTAH STATE DEPT. OF HIGHWAYS, MATERIALS & RESEARCH DIVISIN, MATERIALS INVENTORY SECTION: MILLARD COUNTY, 1961966 DIREXPL UTAH DEPT. OF HIGHWAYS MATERIAL INVENTORSTEGEN R.J., 1979, GEOLOGISTUTAH STATE DEPT. OF HIGHWAYS MATERIAL INVENTORY