ME 4 at Salmon Falls River, South Berwick, Maine. County/parish: York.
Added to the National Register of Historic Places October 10, 1975. NRIS 75000208.
1 contributing building.Also known as:
The Portsmouth Company was a cotton mill established in 1832 in South Berwick, Maine, USA, one of several in the area. It was operated for many years under the control of the Portsmouth, New Hampshire-based Hale family.
Its counting house is now a museum operated by the Old Berwick Historical Society.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/88687823