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Clockwork timer for operating an external lever (to control gas or electricity supply)

1939-1949

Triple-pole changeover time-switch, 1930-1960

1930-1960

Clockwork timer used by renal dialysis patients

1940-1980

Synchronous motor driven timer of a type used for controlling street lighting

1940-1974

Electronic digital countdown timer

1997-1999

Racend Timer by Dawe

Interval Timer

1970-1984

Clockwork-driven timer

1940-1974

Reconstruction, of Thurgar's pioneer street light gas controller

Guided weapon timer (Type unspecified)

1960-1975

Solar dial from Horstmann patent clockwork street light controller

1904-1910

Interval timer with five-point selection switch

1968

Direct writing interval timer

1968

Drop timer

1968

Kwik-set lab chron laboratory timer

1980-1984

Single knob oven timer, c.1959, produced by Midgley Harmer Limited

Single knob oven timer

Electronic clock timer type 774A serial No. 1805/3 made by Furzehill Laboratories Ltd, Borehamwood, Hertfordshire, in 1946

Electronic clock timer type 774A serial No. 1805/3 made by Furzehill Laboratories Ltd

1946

MKV11b quartz timer by Hurd-Brown Limited, Bolton c.1955

MKV11b quartz timer by Hurd-Brown Limited

circa 1955

Prototype version of British cooker timer incorporating clock dial and minute minder, c. 1955, produced by Midgley Harmer Limited

Prototype version of British cooker timer incorporating clock dial and minute minder

Patent delay valve for pneumatic release. Open /3,2,1,/2/4/8 secs.

Sanderson Patent Time Valve

Clockwork timer in cylindrical brass case carrying clockwork and bell, chiming at 1/2 second intervals when the button is depressed. (Winding key not original).

Clockwork timer in cylindrical brass case carrying clockwork and bell

Delay valve for pneumatic release line 0/ 1/8 / 1/4 / 1/2 /1/2/3 seconds. Thornton Pickard.

Thornton Pickard Time Valve

Photoclip delayed action release model A self-timer. Clockwork delayed release for cable release attachment, approx 20 seconds.

Photoclip delayed action release model A self-timer. Clockwork delayed release for cable release attachment

1920-1930

Watch timer by P.L. Instruments Ltd., Welwyn Garden City; with tuning fork standard and spark printer

Watch timer by P.L. Instruments Ltd.

Standard type solar dial as used for automatic switching of street-lamps at dusk and dawn with wooden stand

Standard type solar dial

Clockwork timer 15 secs delay which permits time exposure from 1 -20 seconds. With fine adjustment fast and slow. Messrs Perrot and Co. c.1925

Photoclip B Delayed Action Release Timer

1920-1930

"Regloscope" electronic watch timer, with microphone. Made by British Watch Timers Ltd.

"Regloscope" electronic watch timer

Auto time control (timer) made by The Horstmann Gear Co. Ltd., Bath (England, UK). UK patent 506960 & foreigns other pending thoughout the world. Makers No. 26244, 200/250 volts, 30 Amps, 50 Cycles 1 phase.

Timer

Timer with mantle burner and ignition switch Manufactured by Newbridge

Newbridge timer

Darkroom clock calibrated 0-60 minutes with alarm. Luminous hands and five minute marks. Eastman Kodak.

Eastman timer

Dash pot type delayed action release, timing adjusted by screw on actuating piston. Eastman Kodak.

Kodak Self Timer

Clockwork timer for cable release. About 15 seconds delay.

Ensign autotimer model 0

Analogue timer used with Valpar occupational aptitude tests, made by Smiths Industries, England, UK c. 1980.

Analogue timer used with Valpar occupational aptitude tests

Brass compressor for pneumatic ball with patent time valve incorporated, adjustable for 3, 2, 1, 1/2, 3/4, 3/8 secs. Thornton Pickard.

Thornton Pickard Ball Compressor and Time Valve

Dark room timers, 1-10 minutes, 0-120 minutes and backward reading scales. Bell set by lever on side and clock is wound by key. Luminous hand and figures. Smiths Industries Limited, Clock and watch division.

Smiths interval timer

Clock, set by lever, caalibrated for five minutes. Bell rings at 2 1/2 minutes and 5 minutes. For wall mounting for use in processing autochrome plates. Foreign.

Ensign timing clock for autochrome plates

1903-1913

Example of Gunning's first gas controller for street lamps, switching "on" and "off", patented 1899

Example of Gunning's first gas controller for street lamps

1899

Watch/clock testing timer, the Meridian Major by Walker Electronics with watch stand and recorder

Watch/clock testing timer

Example of first Horstmann double-train gas controller for street lights, of about 1904, giving quick action, and fitted with solar dial, with winding key and dust cover

Example of first Horstmann double-train gas controller for street lights

circa 1904

Example of early Horstmann electric tumbler time-switch with solar dial, for street lights, with winding key, dust cover and screws

Example of early Horstmann electric tumbler time-switch with solar dial

Example of Gunning's pioneer gas controller for street lamps, turning 'off' only, with cover, by the British, Foreign and Colonial Automatic Light Controlling Company Limited, Bournemouth, England, c. 1897.

Gunning's pioneer gas controller for street lamps

1897

Synchronous motor-driven solar dial time-switch, type MSDC, fitted with special fast clock revolving once per minute, to show operation of switchgear with a cast metal case

Synchronous MSDC motor-driven solar dial time-switch

Swiss, M & V. Clockwork, for cable release. In original carton, with German instructions. Photoclip B Self Timer

Photoclip 8 Selftimer

Clockwork self-timer; in original carton with German instructions.

Haka Autoknips Mod. 1

Autoknips self-timer in metal case with instructions.

Autoknips II Self-timer

Heinr, Klapprott, Hamburg. Clockwork timer for cable release. In aluminium case with instructions.

Haka Autoknips Self-timer Model 1

Fisherbrand™ Traceable™ Big-Digit Timer used for timing the procedure for inoculating volunteers with the virus during the COVID-19 Human Challenge programme by Imperial College London, the Department for Business, Energy and Industrial Strategy (BEIS), hVIVO, and the Royal Free London NHS Foundation Trust, 2020-2021

Fisherbrand™ Traceable™ Big-Digit Timer

2020-2021

Oven timer, type M913, as used on the General Gas Appliance Auto Range Cooker, produced by Midgley Harmer Limited

Oven timer

Example of the first "Gunfire" gas controller for street lamps, giving quick action

Example of the first "Gunfire" gas controller for street lamps

patented 1908

Example of Horstmann single-train controller for street lights, of about 1919, with hand set dial, with winding key, no.61757

Example of Horstmann single-train controller for street lights

circa 1919

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