Gen. O.P. Echols Movies

  • 1943
    The Turbosupercharger - Master of the sky

    The Turbosupercharger - Master of the sky

    The Turbosupercharger - Master of the sky

    01943HD

    Training film demonstrating the usage of the turbosupercharger, a device for providing greater engine capability at high altitude. Various techniques...

    The Turbosupercharger - Master of the sky