From the record
“The Holy Spirit Chapel in Firesteel, South Dakota was built in 1923 on the east bank of Firesteel Creek. It was added to the National Register of Historic Places in 1995.”
Wikipedia article Holy Spirit Chapel, CC BY-SA 4.0.
One of 4 National Register listings published here for Corson County · listed in 1995 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service