Elgin, S.H, THE COM MUNIPATHS , and Trimble, L, THE NOBLESTEXPERIMENT IN THE GALAXY, , 1970, Box: 27, Folder: 55. Donald A. Wollheim papers, MS 250. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/242003 Accessed June 17, 2025.