From the record
“Bookman General Store, on Main Street in Ingomar, Montana, was built in 1921. It was listed on the National Register of Historic Places in 1994.”
Wikipedia article J.A. Bookman General Store, CC BY-SA 4.0.
One of 22 National Register listings published here for Rosebud County · listed in 1994 · category: Building · built in 1921.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
