Regional:

• Archives Society of Alberta
• Center for Great Plains Studies, University of Nebraska, Lincoln
• Center for Western Studies, Augustana College, Sioux Falls, South Dakota
• Colorado State University Archives
• Government of Saskatchewan - Saskatchewan Archives Board Overview
• Kansas Historical Society
• Manitoba Historical Society
• Minnesota Historical Society, St. Paul
• Nebraska Historical Society
• South Dakota State Historical Society, Pierre
• University of Manitoba, Dept. of Archives and Special Collections, Winnipeg
• University of Manitoba, Winnipeg, Manitoba
• University of Saskatchewan, Regina, Department of History
• University of Saskatchewan, Regina, Special Collections
• University of South Dakota Special Collections, Vermillion