(Shamrocks, KS-03-02) S. of Effingham, Benton Township, Atchison County, KS. Edwards Rd. S. 1.8 miles from jct with Main St. on the W. side of Effingham to the quilt on the E. side of the road at 4228. Cunningham Family. (N39 29.727 W95 24.227) Photos by Jack & June Schmidt 5-13-22.