St. James' Episcopal Mission Church  The St. James' Episcopal Mission Church on Reynolds St. (Old Co. Hwy. 91) in Dubois, Idaho was built in 1904. It is a gable-front Gothic Revival church. It was listed on the National Register of Historic Places in 1993. It was designed by architects Wayland and Fennell. It has also been known as St. Peter's Catholic Mission Church and as Heritage Hall. In 2017, the building was the Heritage Hall Museum.