Poems with Eigner numbers composed of a single lower case letter or a lower case letter plus a number, usually enclosed in double brackets, as ((m8)), 1953 - 1968, Box: 2, Section B. Larry Eigner poems and papers, MS 39. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/239786 Accessed May 18, 2024.