Terminal Elevator Grain Merchants Association, Survey of 15 Markets in Southwest Showing Percentage of CCC Occupancy as of 3/31/62-63-64-65, 1965, Box: 18, Folder: 4. Frank A. Theis papers, RH MS 948. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/60700 Accessed July 11, 2025.