"Clarifying "Intent" of Wording of FAA Appropriations for FY '65 for flight service stations, August 5, 1964, Box: 291, Folder: 65. James Pearson's senatorial papers, RH MS 266. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/435894 Accessed February 18, 2025.