Letters accompanying oil painting of John C. Nulsen from Jack Baur (See MS RH Q1173 for painting), January 27, 1980 and August 25, 1981, Box: 1, Folder: 20. Baur family papers, RH MS 718. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/140504 Accessed November 23, 2024.