From the record
“The Antrim County Courthouse is a government building located on South Cayuga Street in Bellaire, Michigan (U.S.). It was designated a Michigan State Historic Site in 1974 and listed on the National Register of Historic Places in 1980.”
Wikipedia article Antrim County Courthouse, CC BY-SA 4.0.
One of 6 National Register listings published here for Antrim County · listed in 1980 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service

