Astrograph Kit with Star Charts, Type A-1, Kodak, WWII Navigator's Tool HH-3 Helicopter revealing the gyro mechanism itself

revealing the gyro mechanism itself

Directional Gyro Indicator

as well as the Lockheed PV-2 Harpoon

the AN-104-series is the most common US VHF aircraft mast of WWII

It consists of a white plastic planisphere with the northern sky on one side and the southern on the other that shows all the stars in the American and the British Air Almanacs

Astrograph Kit with Star Charts, Type A-1, Kodak, WWII Navigator's Tool HH-3 Helicopter revealing the gyro mechanism itselfHere 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