Gertrude was preceded in death by her parents, husband, son-in-law, Ray Schwaller, one grandson, Rod Gottsche, one great-grandson, Daniel Achterhof, seven sisters and three brothers. A funeral service will be held at 11:00 A.M. Thursday, May 21, 2015, at the Schuchert-Lentz Funeral Home. There will one hour of visitation held prior to the service. Burial will be at the Okoboji Cemetery. The Schuchert-Lentz Funeral Home is in charge of the arrangements.