Photographs, bumper sticker, campaign materials, Harold S. Herd [found laid in before back cover of orange scrap book], 1971-1972, Box: 3, Folder: 32. Herd family papers, RH MS 1374. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/212509 Accessed June 22, 2024.