was used as the first layer for the outer skin to streamline fuselage production through functional integration. Continuous ultrasonic welding was used to weld the stringers to the in-situ solidified ...
Crews begin the complex job of removing the last of the wreckage from the crash site in order to recover all 67 victims of ...
The stringers ran span-wise allowing ... Standard color schemes for the USAAC aircraft during the time period was a gloss light blue fuselage (known as Light Blue 23) and yellow (Yellow 4) wings ...