Pilot Director Indicator for C-1 Autopilot, WWII B-29, B-24, B-17 F-106 as is the banking indicator

as is the banking indicator (fluid is intact)

and the night-fighter N versions equipped with AN/APS-6 radar system

These manuals are in good condition given their age

The master switch is switched by pulling (ignition off) or depressing (ignition on) the center post

The flight computer indicator is in good condition given its age

Pilot Director Indicator for C-1 Autopilot, WWII B-29, B-24, B-17 F-106 as is the banking indicatorThe Pilot Director Indicator (PDI) was used during WWII in bombers of the US Army Air Force , including heavy bombers B 17 Flying Fortress, B 24 Liberator, and B 29 Superfortress and medium bombers B 25 Mitchell and B 26 Marauder, and US Navy's PBY5A Catalina and PB4Y Privateer. The PDI was located on the pilots instrument panel, and received signals from the bombardier to indicate his desired course changes, left or right, to obtain an accurate bomb