Lockheed L-749 Constellation

L-749 Constellation
	A Trans World Airlines L-749A at London's Heathrow Airport. Note the "Speedpak" removable freight container beneath the fuselage.
Role	Airliner
National origin	United States
Manufacturer	Lockheed Corporation
First flight	March 14, 1947
Introduction	April 18, 1947
Retired	1993
Primary users	Trans World Airlines; Air France ; KLM ; Eastern Air Lines
Produced	1947–1951
Number built	119
Developed from	Lockheed L-649 Constellation
Variants	Lockheed C-121 Constellation ; Lockheed PO-1W/WV-1 Constellation

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 American Museum of Aviation - Lockheed L-749 Technical Specifications; Retrieved 9/6/11
^ US Warplanes - C-69/C-121 Archived 2015-10-26 at the Wayback Machine; Retrieved 9/6/11
^ Cite error: The named reference Dom was invoked but never defined (see the help page).

[prop-1] The American Museum of Aviation - Lockheed L-749 Technical Specifications; Retrieved 9/6/11

[2] US Warplanes - C-69/C-121 Archived 2015-10-26 at the Wayback Machine; Retrieved 9/6/11

[Dom-3] Cite error: The named reference Dom was invoked but never defined (see the help page).

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L-749 Constellation

A Trans World Airlines L-749A at London's Heathrow Airport. Note the "Speedpak" removable freight container beneath the fuselage.
Role	Airliner Type of aircraft
National origin	United States
Manufacturer	Lockheed Corporation
First flight	March 14, 1947^[1]
Introduction	April 18, 1947
Retired	1993
Primary users	Trans World Airlines Air France KLM Eastern Air Lines
Produced	1947–1951^[2]^[3]
Number built	119
Developed from	Lockheed L-649 Constellation
Variants	Lockheed C-121 Constellation Lockheed PO-1W/WV-1 Constellation