Flap Position Indicator B-36D Peacemaker GE DJ-4 Sherman Tank with the mast protruding upright

with the mast protruding upright externally

this was used in the reconnaissance aircraft Fieseler Storch Fi 156

Here is a Vertical Gyro Control of the Sperry A-12/Gyrosyn Automatic Pilot

and some of the paint is chipped on the top surface

This altimeter crudely measured altitude from 0-15

Flap Position Indicator B-36D Peacemaker GE DJ-4 Sherman Tank with the mast protruding uprightThis electrical Flap Position Indicator, GE Type DJ 4, Model 8DJ4PFY, appeared in the largest piston engine (6 of them, along with 4 turbojet engines) bomber ever to see service if the US Air Force: the Cold War era Convair B 36D Peacemaker. See photo showing the location of the indicator on the cockpit instrument panel of the RB 36 at Castle Air Museum. This indicator displayed the flap position for each of 3 pairs of flaps: Inboard, Center, and