Cessnaa#39;s lines increased in 1961 to twelve aircraft, including the companya#39;s first rotary-wing aircraft, the 4-seat Skyhook. The models range in price ... The most popular Cessna aircraft during 1960 was the Model 172- Skyhawk which recorded 1015 unit sales. The high wing ... Export sales figures record the sale of aircraft and spare parts by 107 Cessna sales outlets in 66 foreign countries. The recordanbsp;...