|The West Bridge (Bridge No.
6527) in Madelia (Watonwan
County) Minnesota was added to
the National Register of Historic
Places in December 2013. The
only remaining Minnesota bridge
built by the important bridge
contractor Commodore P. Jones,
it is the earliest extant Warren
through-truss bridge in
Minnesota. It met nomination
Criterion C for both its
association with Jones and for its
early use of riveted connections.