American businessman and entrepreneur (1928–2019)
Karl Eller (June 20, 1928[1] – March 10, 2019)[2][3] was an American businessman and entrepreneur.
- ^ "Status of Air Traffic Control System: Hearing Before the Subcommittee on Aviation of the Committee on Commerce, Science, and Transportation, United States Senate, Ninety-eighth Congress, Second Session ... October 1, 1984". 1985.
- ^ Arizona Historical Society, Stive & Karl Eller, Honored as Historymakers 2001[permanent dead link]
- ^ "UA alumnus, businessman Karl Eller dies at age 90". KGUN-TV. March 10, 2019.