Heikkila-Mattila Barn, Cascade County ID: 5547 | This file appears in: Heikkila-Mattila Homestead View of corner "tooth" notching, a distinctive Fenno-Scandinavian notch style that provides for a very tight corner. | Creator: Tom Ferris, photographer. | Date: circa 2010 | Rights: Montana Historical Society, copyright 2012. Download Original File CreatorTom Ferris, photographer.Datecirca 2010RightsMontana Historical Society, copyright 2012. "Heikkila-Mattila Barn, Cascade County" appears in: Heikkila-Mattila Homestead