Koller, Mae R. On Saturday, March 25, 1961, Mae R. Koller of 211 6th st. s.e., beloved sister of Lillian Witmer, Blanche Wilson and Edgar Coler. She also is survived by several nieces and nephews. Services and interment at 11 a.m. Tuesday, March 28, in Congresional Cemetery. Arrangements by Rinaldi Funeral Home.