Sabena airliners which were augmented and later replaced by Douglas DC-6Bs. The DC-4s also restarted the airline's traditional route to the Belgian Congo. Sabena was the first airline to introduce transatlantic schedules from the north of England, when one of its DC-6Bs inaugurated the Brussels-Manchester-New York route on 28 October 1953. The Convair 240 was introduced in 1949 to partially replace the DC-3s that until then had flown most European services. As of 1956, improved Convair 440 "Metropolitan" twins began replacing the Convair 240 twins and were used successfully well into the 1960s between European regional destinations. In 1957, the long-range
National Airline History Museum II is located about five miles from its original TWA rooftop location. The museum announced in April 2009 that it was acquiring one of the last six remaining operational Lockheed L-1011 Tristar aircraft in the U. S. This L-1011 is believed to be one of six salvageable examples of its kind left in the U. S. FAA approval was granted to ferry the aircraft from Roswell, NM (ROW) to Kansas City, MO (MKC). The aircraft arrived safely on January 30, 2010, shortly after 3:00pm. This aircraft first flew in 1972 under the red and white colors of hometown airline TWA.