[Steven A.] Riess "Touching Base: [Professional Baseball and American Culture in the Progressive Era" (Greenwood Press, 1980)]

[Steven A.] Riess "Touching Base: [Professional Baseball and American Culture in the Progressive Era" (Greenwood Press, 1980)], Box: 4, Folder: 65. Personal Papers of Lloyd Sponholtz, PP 521. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/252318 Accessed December 24, 2025.