What river is the river of  which Baron, Oklahoma is built on is a tributary of itself a tributary of?
Baron, Oklahoma Baron is an unincorporated community in rural Adair County, Oklahoma, United States, located along U.S. Route 59 between Westville and Stilwell. It was built on the West Branch of the Baron Fork of the Illinois River, a tributary of the Arkansas River via the Illinois River.
Willoughby River The Willoughby River is a tributary of the Barton River, flowing on 18.6 km , in the Orleans County, in northern Vermont, in United States.