Oil Quantity Indicator, 4 Tank, EA-48-16, B-29 Superfortress A4 Skyhawk Included in the lot are:

Included in the lot are:

The glass and all markings are intact

the ring is turned until the two white wires are parallel to the North-South lines on the card

part number 162-024-200

the manual describes the instrument's use

Oil Quantity Indicator, 4 Tank, EA-48-16, B-29 Superfortress A4 Skyhawk Included in the lot are:This is an authentic WWII era 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 illustrations of B 29 Flight Engineer's instrument panel showing instrument location). Each of the four engines in a B 29 had an 80 gallon oil tank in the nacelle with a 5 gallon expansion space. The knob situated below the display on the indicator rotates to the oil tank display 1 thru 4,