Airspeed Indicator, WWI, US Army Type E, 160 MPH U-2 but includes "12V DC"

but includes "12V DC"

Pulling the right hand knob cages the gyro

or 1 torpedo

In the center of the bowl is a semi-float type card to which are attached the magnetized needles and the radial arms

Airspeed Indicator, WWI, US Army Type E, 160 MPH U-2 but includes "12V DC"Here is an authentic WWI era Airspeed Indicator, 30 160 MPH, Type E, as used in various aircraft of the Aviation Section, Signal Corps (A. S. S. C.) US Army, which was the WWI precursor (from 1914 1918) of today's US Air Force. The dial is labeled A. S. S. C. US Army. We have observed this ASI in photos of the instrument panel of the Curtiss Jenny biplane and the post WWI Martin MB 2 Bomber. It is in good condition given its age. The glass and housing