SRC.REF: UTAH DEPT. OF HIGHWAYS, 1966, MATERIALS INVENTORY OF MILLARD COUNTYUTAH STATE DEPT. OF HIGHWAYS, MATERIALS & RESEARCH DIVISION, MATERIALS INVENTORY SECTION: MILLARD COUNTY, 1961966 DIREXPL UTAH DEPT. OF HIGHWAYSTEGEN R.J., 1979UTAH DEPT OF HIGHWAYS MATERIAL INVENTORY OF MILLARD COUNTY