(Lamine River Old US40, 347', 1924) across Lamine River SE of Blackwater, Blackwater/Pilot Grove Township, Cooper County, MO. SR K S. 2.5 miles from jct with Main St. on the W. side of Blacwater, E. on SR M 2.8 miles to the bridge. (N38 56.325 W92 56.775) Photo by Jack & June Schmidt 6-5-12.