Ontonagon R. at Lake Superior, Ontonagon, Michigan. County/parish: Ontonagon.
Added to the National Register of Historic Places December 04, 2001. NRIS 01001313.
3 contributing structures.
The Ontonagon Harbor Piers Historic District is historic shipping structure located on the Ontonagon River at Lake Superior in Ontonagon, Michigan. It was listed on the National Register of Historic Places in 2001.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/25340348