Injuries and Accident Causes - In the Manufacture of Clay Construction Products / Department of Labor, 1948

Injuries and Accident Causes - In the Manufacture of Clay Construction Products / Department of Labor, 1948, PMRH 6/07, Box: PMRH 6, Folder: 7. Reynold Hillenbrand Papers, MRH. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/369693 Accessed October 10, 2026.