Aircraft Clock, USSR, 1940 WWII, Working RAF adjusts the projection of the

adjusts the projection of the reticles on the glass screen toward the target

*According to Funatsu Aviation Instruments Museum

000 meters

The Army Type D-7 Airspeed Indicator was used across a number of US Army Air Corps and Air Force aircraft during WWII

each which rotate as the pressures change

Aircraft Clock, USSR, 1940 WWII, Working RAF adjusts the projection of theThis is an fine example of the WWII era mechanical 8 day Soviet aircraft chronograph clock, 450n. It has a date stamp on the side of the case indicating a date of manufacture of 1940. Likely made by the 1st Moscow Watch Factory (refer to 0358 at USSRTime. com), but it is not marked as such. The main large dial is the standard clock display. Time is set by pulling out and turning the red knob (lower left), then returning it to its center (i. e., home)