Funeral services for Sue Hertz, 79, of Dallas Center, will be Sunday at 2 pm at the Hastings Funeral Home in Perry.  Burial will be Monday at the Iowa Veterans Cemetery in Van Meter.  Visitation will be Saturday at 1 pm at the funeral home.  Family will be present from 4 pm to 6 pm.  Survivors include:  Husband, Marvin.  Children, Marvin Lee Hertz II of Des Moines, Regena Ellen Jimenez of Dallas Center and Rachele Denise Kugel of Des Moines.  5 grandchildren and 1 great grandchild.  Brother, Joseph E. Duncan of Valley Springs, California.