Cylinder Head Temperature, 350 Deg C, Italian Royal Air Force (Regia Aeronautica Italiana) KC-97 The white main pointer rotates

The white main pointer rotates clockwise as the airspeed increases

this director may be used as an auxiliary gun sight for the airplane's fixed guns by adjusting the director to a position parallel to the center line of the airplane

whereby the pilot could set an airspeed below which a warning is given

As the flaps are deployed

Here is a WW2-vintage electrical Free Air Temperature Indicator

Cylinder Head Temperature, 350 Deg C, Italian Royal Air Force (Regia Aeronautica Italiana) KC-97 The white main pointer rotatesHere is an authentic WWII era Cylinder Head Temperature gauge as used across many fighters and bombers of the Italian Royal Air Force (Regia Aeronautica Italiana). It measures to 350d C. The gauge can be seen in the cockpit photo of the Fiat G. 50 Freccia fighter just to the left of the stick. It is in good condition given its age. The glass and case are intact, with just some paint scrapes. Measures ~3. 5 inches diameter and ~2 inches deep.