A memorial service for 96 year old Gertrude Huisman of Rock Valley will be held Thursday at 11:00am at the First Reformed Church in Rock Valley with Rev. Verlyn Boone officiating. Burial will be held prior to the memorial at Valley View Cemetery in Rock Valley with a prayer service at 9:30am at the church. Visitation with the family present will be held Wednesday from 5:30pm to 7:00pm at the Porter Funeral Home in rock Valley. The Porter Funeral Home has been entrusted with arrangements.