Productie van een Boeing 'B-29 Superfortress'. U.S. superfortress wings completed on assembly lines.
Productie van een Boeing 'B-29 Superfortress'. U.S. superfortress wings completed on assembly lines. Twin assembly lines are used in building wings for B-29 Superfortresses at a Boeing Aircraft Company plant in the northwestern U.S. state of Washington. The wings progress from the front to the rear of the huge factory on a schedule basis. They are moved along the assembly lines by means of cable pulled ...








