SIBLEY—John Calvin Vos, 78, Sibley, died Tuesday, June 11, 2019, at Osceola Community Hospital in Sibley. Services will be 2:30 p.m. Sunday, June 16, at First Reformed Church in Sibley. Burial will be at Holman Township Cemetery in Sibley. Visitation will be 1:30-2:30 p.m. Sunday at the church. Arrangements are under the direction of Jurrens Funeral Home in Sibley.