Turn and Bank Indicator, Type 97, Japanese Army Aircraft US Army The binding is intact

The binding is intact

From the National Museum of American History:

When the aircraft crossed the Outer and Inner Marker Beacons the pilot also detected their distinctive signals

It is a large instrument

The knobs turn and the scope rotates in its base when installed as intended

Turn and Bank Indicator, Type 97, Japanese Army Aircraft US Army The binding is intactThe WWII era Japanese Type 97 Turn and Bank Indicator was used in several aircraft of the Japanese Army according to the Funatsu Aviation Instruments Museum website, including: Type 97 Fighter Nakajima Ki 27 Nate Type 98 Reconnaissance Seaplane Aichi E11A Laura Types 1, 2, 95, and 99 Trainers Measures ~2. 75 inches diameter and ~5 inches long. It is in reasonable yet experienced condition given its age. The glass and case are intact. The fluid in the