


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

Engine indicator by Thompson & Bushnell

McNaught type steam engine indicator by J. Hannan

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.

Watt's steam engine indicator
1796-1890

Simplex patent steam engine 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

McCallam's patent distance indicator, 1864
1864

Kenyon's pistonless steam engine indicator, 1878
1878-1890

Ground position indicator, Mk 4.

Oxygen economiser flow indicator.

Desynn indicator

Roller blind altitude indicator

Experimental remote indicator meter

Air position indicator, Mk 1B.

Darke's high speed steam engine indicator no.421
1879-1888

Ferranti elevation range indicator
1965

Electric line overload indicator

Locked/Free Indicator

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

High voltage indicator

Indicator, type 48A

"Universal" Pivotless Moving Coil Indicator No.1888736
1966

Trico-Folberth semaphore type motor vehicle direction indicator
circa 1952

Indicator Torque (Smiths) Ser. no. 1060/1

Kirby's Great Circle Course Indicator.

Aneroid movement from air-speed indicator

Resolving gear, as used in air-position indicator

Turning indicator, one of two, - experimental
