Oxygen economiser flow indicator.
Desynn indicator
Roller blind altitude indicator
Experimental remote indicator meter
Air position indicator, Mk 1B.
McCallam's patent distance indicator, 1864
1864
Kenyon's pistonless steam engine indicator, 1878
1878-1890
Darke's high speed steam engine indicator no.421
1879-1888
Electric line overload indicator
Indicator Speed (German)
Revolution indicator (Smith's)
Jet pipe temperature indicator (Smith's)
Indicator flap (Smiths) Ser.no.79106
Air-driven indicator - experimental
Whipple patent temperature indicator
1900-1982
Maihak engine indicator No.7077
Whipple Temperature Indicator serial no. C620290
1957
High voltage indicator
Indicator, type 48A
"Universal" Pivotless Moving Coil Indicator No.1888736
1966
German DVG indicator value of World War II
Eye-ball indicator
1920
illuminated moving scale indicator with transformer and operating switch
Richards Steam Engine Indicator
Crompton thermal maximum demand indicator
Honeywell `Electronik 15' Temperature Indicator
1971
Indicator, two button
"Simplex" external spring steam engine indicator, Type B. In case.
Tabor steam engine indicator, in case with key
Ferranti type 1 high voltage indicator
1935-1950
Locked/Free Indicator
Foster Cambridge Temperature Indicator
1970-1979
Control Surface Position Indicator
Fuel Quantity Indicator
Nozzle Area Indicator
Steam engine indicator with concentric drum
McNaughts' steam engine indicator 0.5 sq. ins.
Simplex patent steam engine indicator
Engine indicator by Thompson & Bushnell
McNaught type steam engine indicator by J. Hannan
Ferranti elevation range indicator
1965
Watt's steam engine indicator
1796-1890
KEN-RAD magic-eye tuning indicator, type 6E5
Combined Dial and "Men-on" indicator
"Atkinson-Schattner" maximum demand indicator
Short's gas indicator, made by E. F. Gurnett
Kirby's Great Circle Course Indicator.
Aneroid movement from air-speed indicator
