Mehmke Steam Tractor Museum 10 miles east of Great Falls, Montana, on U.S. Route 89 https://www.antiquepower.com/normal-blog/2017/9/1/tractor-collectors-bring-the-great-mehmke-collection-back-to-life
https://www.antiquepower.com/normal-blog/2017/9/1/tractor-collectors-bring-the-great-mehmke-collection-back-to-life