JEANNIE McELWEEMcElwee, MichelsMr. and Mrs. Richard McElwee of Parkside announce the engagement of their daughter, Jeannie, to Mark Michels, son of Martin and Marion Michels of Aston.The bride-to-be and her fiance are graduates of Sun Valley High School. She is also a graduate of East Stroudsburg State College and is employed by the Melmark School, Berwyn. He is a graduate of Swarthmore College and is employed by International Paper, Langhorne.A March 1981 wedding isplanned.