(Sawtooth Star & Ninepatch, IA-12-17) W. of Plainfield, Fremont Township, Butler County, IA. IA188 W. 1.3 miles from jct with US218 W. of Plainfield to the quilt on the N. side of the road at 33131. Nathan Chester. (N42 50.853 W92 34.242) Photos by Jack & June Schmidt 7-6-12.