Oil Quantity Indicator, 4 Tank Selector, Liquidometer, EA-48-16 B-29 Italian the drift angle is determined

the drift angle is determined by reading the location of the pointer on the base's scale

Measures 25 in long

made by Electric Auto-Lite

I have also confirmed its use in the P-2E by its parts manual dated 1966

This is a Magnesyn-type Manifold Pressure Indicator for a dual engine aircraft

Oil Quantity Indicator, 4 Tank Selector, Liquidometer, EA-48-16 B-29 Italian the drift angle is determinedNormal 0 false false false MicrosoftInternetExplorer4 This is an authentic vintage quad tank Oil Quantity Indicator made by Liquidometer, PN EA 48 16, as used in the US Army Air Force's Boeing B 29 Superfortress (see photo of B 29 Flight Engineer's instrument panel with a red dot showing instrument location). The knob situated below the display rotates to oil reservoir 1 thru 4 (see photo of display partially rotated), indicating the quantity of oil