Fuel Quantity Indicator, TBM Avenger, 4 Tank, Liquidometer EA-140-4 C-7 see illustration from its Erection

see illustration from its Erection and Maintenance manual dated 1945

The Bomb Release Control (Intervalometer) permitted a bombardier to control the number of bombs dropped per release and their impact spacing

Not yet confirmed

This is what seems to be a 1950s-vintage aircraft Fuel Quantity Indicator made by Simmonds Aerospace under the Pacitor brand name

HAYES G-3-217

Fuel Quantity Indicator, TBM Avenger, 4 Tank, Liquidometer EA-140-4 C-7 see illustration from its ErectionHere is an exceptional artifact from the iconic WWII era US Navy Torpedo Bomber, the TBM Avenger: a 4 tank Fuel Quantity Indicator. Made by Liquidometer, part number EA 140 4, FSSC number 88 I 2121, the unit indicated fuel quantity in four tanks: left, right, and center wing tanks, and the bomb bay droppable tank. The part numbers have been confirmed in the TBM Avenger Erection and Maintenance Manual dated August 1945. See photo from the TBM Avenger