Intercept Officers Equipment, Type I (Navigation Computer) He-177 AC US ARMY is embossed

AC US ARMY is embossed in the lower edge of the face

BU AERO US NAVY is embossed on its face

5 inches high

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

and the Axis nations

Intercept Officers Equipment, Type I (Navigation Computer) He-177 AC US ARMY is embossedThis is a WWII era navigation computer in a kit "Intercept Officers Equipment Type I in its original carton. The bottom of the metal case contains a mechanical computer to solve the wind problem. It has a locking mechanism and a movable arm for drift, adjusted for air speed, interconnected to the heading tracker. The lid contains a table and two calculators, one for flying radio beacons (A's and N's) and one for speed or gals hr. Pretty cool device.