Airspeed Indicator 320 MPH Mk IXD Ref 6A/415 RAF B-17 This manual came to AeroAntique

This manual came to AeroAntique from the estate of a pilot of an SBD Dauntless Dive Bomber

Hydrostatic fuel quantity indicators are readily identifiable by the pump knob at their base

Power Plant

for example by change of wind direction or surprise enemy action

Airspeed Indicator 320 MPH Mk IXD Ref 6A/415 RAF B-17 This manual came to AeroAntiqueThis is an excellent example of a WWII era Air Speed Indicator Mark IXD, Ref 6A 415, as used in the British RAF Fairey Battle bomber and the Airspeed Oxford utility aircraft. This particular specimen has a serial number showing a year of manufacture of 1939. Air speed from 0 200 MPH is indicated by a clockwise rotating pointer, starting at the 6 o'clock position, along the outer perimeter scale. As the aircraft passes 200 MPH, air speed is indicated