(Modified Churn Dash, IA-07-12) in Cedar Falls, Black Hawk County, IA. University Av. W. (curves SW) 1.3 miles from jct with IA58, S. on Hudson Rd. 0.35 miles to the quilt on the E. side of the road at 4012. Harriet McMahill. (N42 30.095 W92 27.846) Photos by Jack & June Schmidt 6-30-12.