DUNCOMBE - Helen M. Royster, 87, of Duncombe, died Wednesday, May 15, 2013 at the Fort Dodge Villa Care. Funeral services will be held at 10:00 a.m. Saturday at the Foster Chapel, with Revs. Dot Hasler and Gina Spohnheimer, officiating. Burial will be in the Washington Township Cemetery at Duncombe. Visitation will be at Fosters from 5:00 p.m. to 8:00 p.m. Friday.