Astrograph Kit with Star Charts, Type A-1, Kodak, WWII Navigator's Tool HH-3 Helicopter as well as the Lockheed

as well as the Lockheed PV-2 Harpoon

The radio compass

This is a front left auxiliary cockpit window installed in some G-model B-17's

The yellow paint on the bottom was used to indicate if the pointer calibration screw had been tampered since last calibration (the paint is intact)

revealing the gyro mechanism itself

Astrograph Kit with Star Charts, Type A-1, Kodak, WWII Navigator's Tool HH-3 Helicopter as well as the LockheedHere is a complete WWII era Astrograph, Type A 1, make by Eastman Kodak. This instrument was used in aircraft with a navigator crewman as an aid to determine the position and course of the aircraft during nighttime flying using celestial navigation. The black projector was installed above a map table at the navigators station at the height specified by the height gauge included in the kit. The star chart for the intended course of the aircraft was