174. Leo XIII, Pope. On the Condition of the Working Class, 1931

174. Leo XIII, Pope. On the Condition of the Working Class, 1931, Box: 4. Leon A. Pryzbylinski, Collector, Pamphlets and Other Material Regarding Labor History and the Cooperative Movement, A&M 2056. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/193391 Accessed December 23, 2024.