Airspeed Indicator, 30-200 MPH Pioneer WWII, 1402-2D-C2-1059 F-8 Crusader such as its turrets

such as its turrets

the navigator observes the travel of fixed objects across the lens

The limit markings (green/red) along the circumference of the glass match the limits per the flight manual (see photo of the markings from the manual)

It is in very nice condition given its age

The field of view of the ball turret gunner was actually quite poor and it wasn't difficult for the gunner to lose orientation with respect to the direction of the aircraft

Airspeed Indicator, 30-200 MPH Pioneer WWII, 1402-2D-C2-1059 F-8 Crusader such as its turretsHere is an early WW2 era Airspeed Indicator with a maximum airspeed of 200 MPH. The paint on the face is slightly blistered but does not appear to be peeling. The case is in fine shape for its age.