From the record
“Smith's Chapel, also known as Smith Chapel, is a historic chapel located at 29858 Redfield Road in Milton Township, Cass County, Michigan, near Niles. It was designated a Michigan State Historic Site in 1979 and listed on the National Register of Historic Places in 1987.”
Wikipedia article Smith's Chapel, CC BY-SA 4.0.
One of 9 National Register listings published here for Cass County · listed in 1987 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article