Allegheny River rises in Potter County, Pa., and flows northwest into New York, then south-southwest, and, after a course of 400 miles, unites at Pittsburg with the Monongahela to form the Ohio. It is navigable for small boats for a short distance.
See also Allegheny River on Wikipedia, and the disclaimer.
Allegheny River rises in Potter County, Pa., and flows northwest into New York, then south-southwest, and, after a course of 400 miles, unites at Pittsburg with the Monongahela to form the Ohio. It is navigable for small boats for a short distance.