Tachometer, Jet Engine, Type E-34 Vulcan It is not a photocopy

It is not a photocopy nor a CD

but it is fully intact

The center knob is to set the desired course and to cage the gyro

and lettering are in exceptional condition

published by the US Army Air Force in January 1944

Tachometer, Jet Engine, Type E-34 Vulcan It is not a photocopyThis electrical Tachometer was used in Cold War era jet fighters and trainers of the United States Air Force, such as the F 86 Sabrejet, F 94 Starfire, and T 33 Shooting Star. Made by General Electric, to USAF spec Type E 34, part number 8DJ57HAA. Has a serial number prefix of AF 52, likely made for a USAF aircraft order in 1952. The small pointer indicates engine RPM around the inner scale up to 50%, then the larger pointer indicates RPM around the