"To the Stars through Difficulties", radio plays series scripts 1-8, 11, 27-28, 1936 - 1937, Box: 1, Folder: 3-13. Personal papers of Allen Crafton, PP 54. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/118566 Accessed November 23, 2024.