Bette J. Dilley Oskaloosa. Bette J. Dilley, 89, of Oskaloosa, died Monday, March 2, 2015, at the Knoxville Community Hospital in Knoxville. She was born September 5, 1925, in Keokuk County, the daughter of Cloyd and Mary Morrow Mateer. She... View Obituary & Service Information