(Sawtooth Star, IA-07-24) NW of Cedar Falls, Union Township, Black Hawk County, IA. IA57 W. 1.0 miles from jct with Union Rd. on the NW side of Cedar Falls, N. on Jepsen Rd. 1.1 miles to the quilt on the W. side of the road. Fred & Janie Richtsmeier. (N42 33.495 W92 31.563) Photos by Jack & June Schmidt 6-30-12.