Turn and Bank Indicator, Type 98, Japanese Army Aircraft P-39 The compass fluid is no

The compass fluid is no longer present

The dial and glass are intact

and Aristo Import Co

The clock runs as it should

When pushed in and rotated

Turn and Bank Indicator, Type 98, Japanese Army Aircraft P-39 The compass fluid is noThe WWII era Japanese Type 98 Turn and Bank Indicator was used in several aircraft of the Japanese Army according to the Funatsu Aviation Instruments Museum website, including: Type 1 Fighter Oscar Type 2 Fighter Nick Type 3 Fighter Tony (see image of Tony panel from Robert Mikesh book of WWII Japanese Aircraft Cockpits) Measures ~2. 75 inches diameter and ~5 inches long. It is in very good yet experienced condition given its age. The glass and case