Funeral services for Joann W. (Lanser) Zylstra, age 92 formerly of Sully, will be held Monday, July 21st at 10:30 a.m. at Sully Christian Reformed Church in Sully, Iowa. Interment will be made in the Sully Cemetery at Sully, Iowa. Visitation will begin Sunday morning at the Van Dyk-Duven Funeral Home in Pella where the family will be present Sunday from 2:00 to 5:00 p.m. Memorials in her memory may be designated for the Sully Christian Grade School in Sully, Iowa.