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The Lockheed Constellation ("Connie") is a propeller-driven, four-engined airliner built by Lockheed Corporation starting in 1943. The Constellation series was the first civil airliner family to enter widespread use equipped with a pressurized cabin, enabling it to fly well above most bad weather, thus significantly improving the general safety and ease of commercial passenger air travel.
Lockheed stretched XC-69 by 18 ft (5.5 m), to become the basis for the L-1049 Super Constellation. The aircraft first flew later in 1950, still fitted with R-2800 engines. It was then fitted with R-3350 956-C18CA-1 engines with jet stacks for slightly increased thrust.
The Lockheed L-049 Constellation was the first model of the Lockheed Constellation aircraft line. ... Range: 3,995 mi (6,429 km, 3,472 nmi) with maximum fuel load;
The Lockheed L-749 Constellation is the first Lockheed Constellation to regularly cross the Atlantic Ocean non-stop. Although similar in appearance to the L-649 before it, the L-749 had a larger fuel capacity, strengthened landing gear, and eventually weather radar .
The Lockheed L-1249 Super Constellation was a turboprop-powered version of the Lockheed Constellation aircraft family. Built in 1954 and 1955, the aircraft were used as prototypes for possible future military transport aircraft for both the United States Air Force and United States Navy .
The Lockheed Constellation was an American civil airliner and military transport built in the 1940s and 1950s; ... Long-range airborne radar aircraft, R-3350-34 or R ...
The Lockheed L-193 jet was designed between 1949 and 1953. By comparison, Boeing started producing the prototype for the Boeing 707 after the design was completed in 1952. Lockheed sought input from Trans World Airlines for the airliner's requirements [1] and several sub-variants were developed. It was a swept wing with the engines mounted at ...
The Lockheed L-1649 Starliner is the last model of the Lockheed Constellation line of airliners. Powered by four Wright R-3350 Turbo-compound engines , it was built at Lockheed 's Burbank, California plant from 1956 to 1958.