From the record
“Finstad's Auto Marine Shop is a former boat repair shop in Ranier, Minnesota, United States. It was built in 1911 on the south shore of Rainy Lake, and preserves its original belt-driven machinery.”
Wikipedia article Finstad's Auto Marine Shop, CC BY-SA 4.0.
One of 10 National Register listings published here for Koochiching County · listed in 1983 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article

