Boeing 757-200 Allegiant Air Refuelers and critical space program support

and critical space program support

until the 1970's

The first one built

A330 American Airlines airplane model

Unsold Skipper stocks kept the type available for a further year

Boeing 757-200 Allegiant Air Refuelers and critical space program supportBoeing 757 200 Allegiant Airlines airplane model. Boeing considered a number of proposals for a successor to the 727 tri jet during the 1970s, with many of these designs featuring the nose and T tail of the earlier jet. It was not until later in that decade however that Boeing settled on a more conventional design featuring the same cross section as the 727 (not to mention the 737, 707 and 720) but with the fuselage considerably longer in length, an