Drafts of textbook manuscript "Chapter 6: Classification: Philosophies and Methods" by Ashlock, Peter D., includes review and notes, 1981, 1987, Box: 1, Folder: 58-59. Personal papers of Peter D. Ashlock, PP 515. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/394898 Accessed November 30, 2024.