B-17 Flying Fortress / 379 Bomb Group General and Business Aviation They carried a 20 mm

They carried a 20 mm MG FF cannon and four MG 17 machine guns in a solid nose and a few were fitted with infra-red or radar to help find enemy aircraft at night

and finally Gulfstream American

C-12 Huron USAF airplane model

The Kaydet trained many of the aviators of WWII in their early days as pilots and soldered on after WWII as popular recreational and agricultural aircraft

Lockheed SR-71 Blackbird airplane model

B-17 Flying Fortress / 379 Bomb Group General and Business Aviation They carried a 20 mmThe B 17G was the result of an almost continuous improvement program of earlier B 17 models. The G model was basically the production version of the B 17F after the modifications and improvements were incorporated into the design. Although the Bendix chin turret is the most obvious improvement incorporated into the B 17G, it was actually first used on late model B 17Fs. More than 8,500 Gs were built by three different manufacturers: Boeing, Douglas,