From the record
“The Noble Horse Barn, also known as Bass Barn, in the area of Murphy, Idaho was built before 1898. It was listed on the National Register of Historic Places in 1991.”
Wikipedia article Noble Horse Barn, CC BY-SA 4.0.
One of 11 National Register listings published here for Owyhee County · listed in 1991 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service