(Welsch Geometric Design, MN-28-21) E. of Caledonia, Mayville Township, Houston County, MN. Joyce Guillaume. Adams St. (becomes CR249) E. 1.6 miles from jct with Winnebago St. in Caledonia to the quilt to the NE at 10672. David & Betsy Pieper. (N43 37.444 W91 27.690) Photos by Jack & June Schmidt 7-2-12.