Airspeed Indicator, 300 MPH Kollsman 157-09-6223 F-105 Thunderchief If the fuel was AN-F-48

If the fuel was AN-F-48 (aka Avgas

it serves no other function and requires no other radar in the aircraft

This camera

the Federal Television Corp

If he was too far to the left or right

Airspeed Indicator, 300 MPH Kollsman 157-09-6223 F-105 Thunderchief If the fuel was AN-F-48Here is an early WWII era Airspeed Indicator, Kollsman part number 157 09 6223 with a maximum airspeed of 300 MPH. It is, or very similar to, the airspeed indicator used in the Beechcraft C 43 Staggerwing of the US Army Air Force, see photo from its flight manual dated 1944 showing the indicator. It is in terrific condition given its age. Measures 3. 25 inches diameter by ~2. 5 inches deep.