Air Position Indicator, 1920-1970
1920-1970
Aircraft Zero Reader. Similar to Sperry Version.
Mechanical Navigation Computer, mark 111C.
Servo Operated Navigation Display for Fighter Aircraft
Mechanical Height and True Airspeed Computer
Ground Position Indicator, 1920-1970
1920-1970
Automatic Dead Reckoning Instrument System
Topographical Navigator Display
Artificial Horizon, Mk 6D.
Three Off Omega Navigation Monitors for Aircraft Use
1963-1970