Tachometer, Mechanical, British RAF Mk IXG Ref 6A/1191 in Original Box F-11 Own a real piece of

Own a real piece of Vietnam aviation history

The Beam Compass functions/features are as follows

This is an authentic WWII-era M9B Norden Bombsight Sight Head as used in bomber aircraft of the US Army Air Force and US Navy

published in 1960

"In April 1941 when then-Commander Luis de Florez became head of the new Special Devices Desk in the Engineering Division of the Navy’s Bureau of Aeronautics (BuAer)

Tachometer, Mechanical, British RAF Mk IXG Ref 6A/1191 in Original Box F-11 Own a real piece ofThis is an authentic WWII era mechanical Tachometer Mk IXG Reference 6A 1191 used in single engine aircraft of the British Royal Air Force such as the infamous Spitfire and Hurricane fighters. These mechanical tachometers, aka engine revolution or speed counters by the British, were mounted on the instrument panel and connected to the engine by a flexible cable shaft. This one has a serial number showing a year of manufacture of 1944. This specimen is