Lockheed Constellation: From Excalibur to Starliner Civilian and Military Variants

Designed just before World War II after special instructions from the American tycoon Howard Hughes, the Lockheed Constellation is celebrated today as one of the finest flying machines ever built. As a civilian aircraft, it has been the first airliner able to cross the Atlantic Ocean non stop, but it also has had a respectable military career, thanks to its brilliant characteristics which allowed it to fulfill missions of electronic warfare and AWACS.