Wheel and Flap Position Indicator, Type A-2, 8DJ4PBM US Army manufactured in 1940 by R

manufactured in 1940 by R

set in a wooden display with plaque

Mounted within the ball turret at the right foot of the ball turret gunner (see photo)

an image of the spirit level can be seen projected vertically within the sighting tube

Yokosuka P1Y Bomber Ginga aka "Frances"

Wheel and Flap Position Indicator, Type A-2, 8DJ4PBM US Army manufactured in 1940 by RThis is a WWII era Wheel and Flap Position Indicator, Type A 2, as used in aircraft of the US Army Air Force and US Navy with tail wheel landing gear. According to the Maintenance and Interchangeability Chart dated Feb 1945, the A 2 indicator was used in early versions of fighter P 47 Thunderbolt (see image of the P 47 instrument panel from its flight manual dated 1943) and transport C 46 Commando. It was also used in the fighter P 40F Warhawk