To Joern J. Bambeck of Munich regarding "'The Great Wheel of Kharnabhar' in which dimensions of Helliconia are established.", December 21, 1983, Box: 1, Folder: 3. Brian Wilson Aldiss papers, MS 214. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/383862 Accessed February 17, 2025.