Boeing responded by developing the Boeing 247 for United Airlines. TWA required a similar aircraft and asked airplane makers to design them a three-engined, 12-seat aircraft of all metal construction.

The Museum's Boeing 247-D is displayed with two sets of markings: The right side reflects its time with United Air Lines; the left, the aircraft's 1934 air racing history. Eric Long When Boeing ...

The Chicago-based carrier and Boeinghave always had close ties. They were once part of the same company, United was by far the largest operator of the Boeing 247, and the airline has operated nearly ...

Known as “the first modern airliner,” the Boeing 247 entered service with United Air Lines in 1933. The improved 247-D (the model in the Museum) could fly 200 mph, twice as fast as a Ford Tri ...