Materials regarding play "Cicero" by Sinclair, Upton, [1961]

Materials regarding play "Cicero" by Sinclair, Upton, [1961], Box: 1, Folder: 18. Upton Sinclair Literary Manuscript and Correspondence, MS 299. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/238404 Accessed December 24, 2025.