north american rockwell ov-10 bronco. drawing of light attack and observation aircraft.

60s aeroplane air aircraft airplane american armed army attack aviation bien bomb bronco cas close coin combat control counter drawing fac fighter force forward history hoa illustration insurgency laos light line marines military nakhom navy north observation operations outline ov10 phanom plane profile reconnaissance rockwell side special states support thailand turboprop united usaf usmc usn vector vietnam war warfare weapon