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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.
1000 Aircraft Photos - Lockheed 1249A-94-75 YC-121F Constellation - A photograph of the second YC-121F delivered to the U.S. Air Force. Below the image is a small detailed summary on the L-1249A. Zoggavia - Lockheed 1951-1960 - A link which includes photographs and brief summaries of Lockheed aircraft from 1951 to 1960, including the YC-121F ...
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-049 Constellation was the first model of the Lockheed Constellation aircraft line. It entered service as the C-69 military transport aircraft during World War II for the United States Army Air Forces and was the first civilian version after the war.
The Lockheed C-121 Constellation is a military transport version of the Lockheed Constellation. A total of 332 aircraft were constructed for both the United States Air Force and United States Navy for various purposes. Numerous airborne early warning versions were also constructed. The C-121 later saw service with smaller civilian operators ...
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 C-69 Constellation is a four-engined, propeller-driven military transport aircraft developed during World War II. It was co-developed with the Lockheed Constellation airliner. It first flew in 1943, and production of the 22 constructed was shared between the United States Army Air Forces (15) and commercial carriers.