"Opposed to new personnel classifications under fair labor act...and Tributes from Mansfield and Pell", 13 August 1963, Box: 291, Folder: 2. James Pearson's senatorial papers, RH MS 266. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/435644 Accessed January 17, 2025.