Sgl. Ralph E. Quillen, son of Mr. and Mrs. Ralph E. Quillen Sr. of 478 E. 4th St., Uhrichs-ville, is on temporary duty with a Strategic Air Command (SAC) unit at Andersen AFB, Guam.Sgt. Quillen, a munitions specialist, is assigned to the 43rd Strategic Wing, one of three SAC wings in the Western Pacific-Southeast Asia area. He is permanently assigned at Dyess AFB, Tex.The sergeant, who has served a 12-month tour of duty in Vietnam, is a 1969 graduate of ClaymontHigh.