(Princess Feathers, OH-55-05) N. of Piqua, Washington Township, Miami County, OH. OH66 N. 2.65 miles from jct with US36 in Piqua, NE on Hardin Rd. 0.3 miles to the quilt on the SE side of the road at 9845 up a driveway 0.4 miles. Piqua Historical Area. (N40 10.712 W84 15.502) Photos by Jack & June Schmidt 6-4-15.