a05a A-37 Dragonfly
The Cessna A-37 Dragonfly is a small, economical twin-engine jet trainer-attack type aircraft which flew for decades as a primary trainer for the USAF and in the air forces of several other nations. The A-37 variant served in the light attack role during the Vietnam War and continues to serve in the air forces of several South American nations. 1,269 Cessna T-37s were built. (Wikipedia)