Rand McNally and Company. "First 1937 Edition : Montana-North Dakota," Rand McNally Bankers Directory (March 1937). https://fraser.stlouisfed.org/title/105/item/598426/content/pdf/rmbd_1937first_05_montana, accessed on July 3, 2024.
Rand McNally and Company. "First 1937 Edition : Montana-North Dakota," Rand McNally Bankers Directory (March 1937). https://fraser.stlouisfed.org/title/105/item/598426/content/pdf/rmbd_1937first_05_montana, accessed on July 3, 2024.