MTU-016, Copper Fittings Research Project Patent Records, Michigan Technological University Archives and Copper Country Historical Collections, Houghton, Michigan.
Cite Item Description
MTU-016, Copper Fittings Research Project Patent Records, Michigan Technological University Archives and Copper Country Historical Collections, Houghton, Michigan. https://michigantech.libraryhost.com/repositories/2/resources/633 Accessed December 18, 2024.
