The Lockheed Martin X-55 is a prototype within the framework of the "advanced composite cargo aircraft" program (ACCA) of the US air force.
The Lockheed Martin X-55 is a prototype within the framework of the "advanced composite cargo aircraft" program (ACCA) of the US air force. Airplanes - Military - Parked - Misc Links: en.wikipedia.org By: Rene73