The Little Toy Dog; the story of the two RB-47 flyers, Captain John R. McKone and Captain Freeman B. Olmstead. Correspondence--John R. McKone (U.S. Air Force), 1963 - 1969, Box: 15, Folder: 2. William Lindsay White collection, RH MS 608. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/171953 Accessed May 25, 2024.