B-17 Flying Fortress / LargeBoeing B 17 airplane model. The 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

DeHavilland DH-4 airplane model

and made that country's first official airmail flight on Dec

and cautious Luftwaffe leadership contributed to delays in quantity production

most rescues were executed by a Search and Rescue (SAR) Task Force consisting of Jollys or other helicopters

Entering production in 1940

Su-27 entered production in 1982 and is in service with Russia

RAH-66 Comanche helicopter model

surveillance camera and avionics adapted for oil pollution overflight detection

French certification was awarded on March 14 1986

The C-46 was developed from the new and unproven commercial aircraft design

and return to its starting point

The Shuttle takes off vertically under the power of three Rocketdyne main propulsion engines