Sabena the Savoia-Marchetti SM.73 airliner. With a speed of 300 km/h (200 mph), it reduced the journey time taken to only four days, and the Sabena service ran on alternate weeks to an Air Afrique service. In Europe, Sabena opened services to Copenhagen and Malmö in 1931 and a route to Berlin was initiated in 1932. The mainstay pre-war airliner that Sabena used in Europe was the successful Junkers Ju 52/3m airliner. The airline's pre-war routes covered almost 6,000 km within Europe. While the Brussels Haren airport was Sabena's main base, the company also operated services from other Belgian airports, and
National Airline History Museum Martin 4-0-4s built. TWA operated 40 in their fleet along the U. S. east coast, while strong competitor Eastern Airlines operated the largest 4-0-4 fleet, flying 60 aircraft along that airline's eastern seaboard route, including in and around Florida. The museum's Martin 4-0-4 has not flown in years. As part of the National Airline History Museum’s reorganization plan, which began in 2011, a maintenance inspection of the Martin 4-0-4 was completed in August 2011 to determine the feasibility of returning the aircraft to flying status. Rumors of extensive corrosion and insurmountable mechanical problems were found to be untrue, and a