(Blackwater River CR339, 376', 1924) across Blackwater River S. of Marshall, Blackwater/Salt Fork Township, Saline County, MO. US65 S. 4.5 miles from jct with Bus.US65 S. of Marshall, W. (curves S.) on CR339 1.9 miles to the bridge. (N38 59.442 W93 12.248) Photo by Jack & June Schmidt 6-6-12.