This lead to an extensive research program at Bristol which produced a wing design using a stressed metal skin rivetted to a structure consisting of ribs, seven Spars, with high-tensile steel flanges and alclad webs.
This lead to an extensive research program at Bristol which produced a wing design using a stressed metal skin rivetted to a structure consisting of ribs and multiple spars. The Bombay's wing had no less than seven spars, with high-tensile steel flanges and alclad webs.