[Postcards to and from Ward, Don. Cover from Unknown magazine featuring Sturgeon short story, "Shottle Bop], 1941 - 1954, Box: 12, Folder: 44. Papers of Theodore Sturgeon, MS 303. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/193419 Accessed May 17, 2024.