MS-824, Copper Miners' Strike Photograph Collection, Michigan Technological University Archives and Copper Country Historical Collections, Houghton, Michigan.
MS-824, Copper Miners' Strike Photograph Collection, Michigan Technological University Archives and Copper Country Historical Collections, Houghton, Michigan. https://michigantech.libraryhost.com/repositories/2/resources/488 Accessed July 17, 2025.
