Smith, Kline & French - Dr. Fred P. Nabenhauer (Smith, Kline & French Research Chemist) - Including Feature Articles as well as Smith, Kline & French and Inquirer Obituary Notices - (Nabenhauer was instrumental in the development of the Benzedrine inhaler.), 1955, 1963, 1975

Smith, Kline & French - Dr. Fred P. Nabenhauer (Smith, Kline & French Research Chemist) - Including Feature Articles as well as Smith, Kline & French and Inquirer Obituary Notices - (Nabenhauer was instrumental in the development of the Benzedrine inhaler.), 1955, 1963, 1975, Box: 3, Folder: 2. Glenn E. Ullyot Collection, 2006-502-001. Science History Institute Archives. https://sciencehistory.libraryhost.com/repositories/3/archival_objects/39412 Accessed October 18, 2024.