2008 260th St., Grand Mound, Iowa. County/parish: Clinton.
Added to the National Register of Historic Places August 15, 2000. NRIS 00000924.
Part of Norwegian Related Resources of Olive Township, Clinton County, Iowa MPS (NRIS 64500175).
7 contributing buildings. 1 contributing site.Also known as:
The Helvig–Olson Farm Historic District is an agricultural historic district located in rural Clinton County, Iowa, United States, 3 miles (4.8 km) southwest of the town of Grand Mound. It was listed on the National Register of Historic Places in 2000.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/75336264