MS-1024, Camp Blueberry Knoll Collection, Michigan Technological University Archives and Copper Country Historical Collections, Houghton, Michigan.
MS-1024, Camp Blueberry Knoll Collection, Michigan Technological University Archives and Copper Country Historical Collections, Houghton, Michigan. https://michigantech.libraryhost.com/repositories/2/resources/934 Accessed November 01, 2024.
