ENGAGED -- Mr. and Mrs. Eugene A. Smith, of Washburn, announce the engagement of their daughter, Pauline, to Robert Helstrom, son of Mr. and Mrs. Albion V. Helstrom of Perham. Miss Smith graduated from Washburn high school and is now attending Aroostook School of Commerce at Presque Isle. Helstrom attended Washburn high school and is now engaged in the plumbing business with his father. No date has been set for the wedding.