Bomb Sight, Sighting Head for T-1 Bombsight System F4U Corsair automatic Type K-4 Computing Gun

automatic Type K-4 Computing Gun Sight used in the Sperry ball turret in WWII-era heavy bombers such as the B-17 Flying Fortress and B-24 Liberator

which appeared on the engineers panels of the Boeing B-50 Bomber and KC-97 Stratotanker

was primarily used in aircraft of the Japanese Army such as the Type 4 Mitsubishi Ki-67 Peggy Bomber

This fuel gage indicates total fuel quantity contained in the tank located in one of two Outboard wing tanks

the faceplate rotates to indicate the selected frequency within the small metal frame (to which a small lamp could be affixed for illumination)

Bomb Sight, Sighting Head for T-1 Bombsight System F4U Corsair automatic Type K-4 Computing GunThe World War II T 1 bombsight system was originally designed by the British (as the Mark XIV bombsight) and first entered service in 1942. It was used in versions of the US Army Air Force B 24 Liberator, B 25 Mitchell bombers, as well as the British Avro Lancaster and deHavilland Mosquito bombers. This T 1 Sighting Head was made by AC Spark Plug division of GMC. The system included a sighting head connected to a mechanical (pneumatic) computer.