What Made The Beechcraft 60 Duke So Popular?

The Beechcraft 60 Duke is a twin-engine fixed-wing aircraft designed and developed by Beechcraft in the mid-1960s. The aircraft performed its first flight in December 1966 and was introduced in the private aviation market in July 1968. The aircraft features a pressurized cabin that can accommodate up to six people, including a pilot. The piston-engine design has a retractable tricycle landing gear.