Airspeed Indicator, 500 MPH Type D-6 PN 586S-025 A-35 Vengeance Each poster measures ~19 inches

Each poster measures ~19 inches by ~25 inches

and D models

Here is a collection of authentic WWII-era Recognition Posters of aircraft of the Japanese Army and Navy as published by the US Naval Aviation Training Division during the war

gyro horizon

Further information on how it works can be found at Deutcheluftwaffe

Airspeed Indicator, 500 MPH Type D-6 PN 586S-025 A-35 Vengeance Each poster measures ~19 inchesThis Airspeed Indicator is a WWII era US Army Air Force Type D 6, Kollsman PN 586S 025, as used across a number of US Army Air Corps and Air Force aircraft during WWII, including heavy bombers B 17 and B 24, medium bombers B 25 and B 26, as well as light bomber A 20, according to the Maintenance Interchangeability Chart dated Dec 1943. It was also used in versions of US Army Air Force WWII fighters P 38, P 39, P 40, P 47, and P 51. The red pointer is