From the record
“The Bruneau Episcopal Church is a historic church located off State Highway 51 on the south side of Bruneau in Owyhee County, Idaho.”
Wikipedia article Bruneau Episcopal Church, CC BY-SA 4.0.
One of 11 National Register listings published here for Owyhee County · listed in 1982 · category: Building · built in 1911, by Tourtellotte & Hummel.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service