Richard A. Matthews Collection of Mason Machine Works Photographs, 6853 P. Kheel Center for Labor-Management Documentation & Archives.
Cite Item Description
Richard A. Matthews Collection of Mason Machine Works Photographs, 6853 P. Kheel Center for Labor-Management Documentation & Archives. https://aspace3-test.library.cornell.edu/repositories/4/resources/12399 Accessed October 15, 2025.