Klingaman, Aubrey date setMr. and Mrs. Richard S. Klingaman. 4550 W. Fourth St., are announcing the engagement and approaching marriage of their daughter. Kristin Jo. to EdwardPaul Aubrey.He is the son of Mr. and Mrs. William Aubrey of Oelwein.The bride-elect is a teacher associate at Edison School and her fiance is an employe of A-l Construction Co.A June 1? wedding at 7:30 p.m. is being planned at South Waterloo Church of the Brethren.Miss Klingaman