On Display
Sinclair Cambridge Memory Electronic Calculator, 1974. This was one of a series of pocket calculators introduced by Clive Sinclair in the early 1970s, beginning with the 'Executive' in 1972. Sinclair was able to make a calculator small and light enou
Arkwright's prototype spinning machine, 1769. The machine uses the drawing roller method invented by Lewis Paul in 1738. It was constructed with the assistance of John Kay, clockmaker. The cotton fibres to be spun passed through four pairs of rolle
This plane table was made by Benjamin Cole. Plane tabling is a method of survey which allows observations to be plotted directly on a map by a surveyor in the field. Modern versions are still used today for filling in or updating detail on street pla
This is the back bar for a Boyle's type anaesthetic machine with vaporisers for ether and trilene, flowmeters for oxygen, cyclopropane and nitrous oxide, and a rebreathing bag. The apparatus was made by the British Oxygen Company Ltd, London, England
BTM vertical sorter, c. 1911, ICT Museum no. 33. The function of the sorter was to arrange punched cards in the order required for the tabulator. The cards were fed one at a time into a mechanism which sensed the position of a hole in a particular co
Model of a mobile mass miniature x-ray unit, cutaway to reveal equipment, operators and patients, English. 1010 mm long.
Pneumatic dispatch switch for an intermediate station
Cooke and Wheatstone's earliest (five-needle) telegraph, 1837
Early bell telephone and terminal panel, 1877, used at Osborne Cottage, 14th January 1878
Kenwood Sodastream model by Sodastream Ltd. of Peterborough, 1978
