On Display

Mechanical cash register, c 1910.

Cash register, National model 422X, mechanical with paper receipt printer, serial no. 1520476. by the National Cash Register Company, c.1910. The National Cash Register Company, so named after it was sold by the inventor in 1884, dominated the saleso

 
Edison's filament lamp, American, 1879.

Very early incandescent electric lamp made by Thomas Alva Edison (1847-1931), this lamp has a single loop of carbon which glowed when a current flowed through it. The glass bulb (made by the glass blower, Boehm) was evacuated so that there was so lit

 

2 metal containers, each containing 12x100mg of Distaval Forte tablets (thalidomide), by The Distillers Co. Ltd., 1958-1962

 
Holmes arc lamp from South Foreland Lighthouse, c 1860-1880.

Holmes' arc lamp from South Foreland Lighthouse

 
Early sewing machine by Elias Howe, c 1846.

Elias Howe's lockstitch sewing machine, c. 1846. This was the first practical sewing machine to be brought to England from America by Amasa Howe, who sold it to William Thomas. Thomas took out a British patent for the design and founded the Thomas Co

 
Mobile X-ray van, English, c 1955.

Model of a mobile mass miniature x-ray unit, cutaway to reveal equipment, operators and patients, English. 1010 mm long.

 
The Rolls-Royce vertical take-off-thrust measuring rig, 1954.

Rolls-Royce V.T.O. Test Bed, XJ 314, (Flying Bedstead), 1954

 
Avro 504K biplane D7560 with 130hp Clerget engine, c 1917.

Avro 504K biplane D7560 with 130hp Clerget engine no. 52090; The Avro 504 first appeared in 1913 and was in service with the Royal Flying Corps during WWI. As early as November 1914, three 504s carried out a 'mass' bombing raid on German airship cons

 
Sinclair Cambridge Memory electronic calculator, 1974.

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

 
Sinclair ZX80 microcomputer, 1980.

The Sinclair ZX80 was the first computer made to appeal to the mass market. Sinclair Research Ltd of Cambridge developed it as a build-it-yourself programmable computer that was designed to connect to a television set or cassette recorder. It was sma