From the record
“The Urbain Cote Round Barn near Dunseith, North Dakota, United States, is a round barn that was built in 1943. It was listed on the National Register of Historic Places in 1986.”
Wikipedia article Urbain Cote Round Barn, CC BY-SA 4.0.
One of 3 National Register listings published here for Rolette County · listed in 1986 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service