(Sunflower, KS-03-04) N. of Effingham, Benton Township, Atchison County, KS. US159 N. 0.85 miles from jct with 9th St. on the NW side of Effingham to the quilt on the W. side of the road at 9336. Wallaz Family Farm. (N39 32.337 W95 24.192) Photos by Jack & June Schmidt 5-13-22.