Flight Computer Indicator Type A-1 & A-2 and Zero Reader Lancaster along with the symbols of

along with the symbols of the Soviet army and the manufacturer

and indicates to the pilot the desired direction

It is packaged in its original carton

such as the US Army Air Force P-51 Mustang and US Navy Fighter F4U Corsair

multi-component aircraft radio receiving and transmitting system (see 2-page description in photo gallery)

Flight Computer Indicator Type A-1 & A-2 and Zero Reader Lancaster along with the symbols ofThis is a Cold War era Flight Computer (Zero Reader) Indicator used on versions of the US Air Force F 86D Sabrejet, F 89 B & C Scorpion, and F 94C Starfire jet fighters. Made by Sperry, part number 673230, with a serial number prefix of AF 51, evidence of a manufacturing year of 1951. According to the F 89 Flight Manual, the flight computer electronically combines attitude, altitude, heading, and radio information to advise the pilot that the aircraft