275. Sinclair, Upton. Soviet Constitution "On Russia in 1919", 1919

275. Sinclair, Upton. Soviet Constitution "On Russia in 1919", 1919, Box: 6. 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/193573 Accessed December 22, 2024.