Stamps and stamped envelopes sent to George H. Clay from Transcontinental and Western Air Incorporated, c.1940 - 1959, Box: 13, Folder: 84. Alvin Terry papers, RH MS 1333. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/247442 Accessed December 21, 2024.