On Display

DEC PDP-8 minicomputer, 1965.

The PDP-8 was the first minicomputer. Over 5000 were sold worldwide.

 
Williams Tube in case, c 1950.

Refurbished single Williams tube storage unit from a Ferranti Mark I computer. The Williams Tube is a memory device for storing digital information in computers. The device is named after F. C. Williams (1911-1977) who developed it in Manchester towa

 
Experimental magnetic drum store, c 1950.

Experimental model used in design of magnetic-drum store. Magnetic drum stores were used as memory devices for storing information in computers. This experimental drum store was first devised by Andrew Donald Booth in London as a memory device. Infor

 
Demonstration model of  Babbage's Difference Engine No 1, 19th century.

This trial model for part of Babbage's Difference Engine No. 1 was built by Henry Prevost Babbage (1824-1918) from the designs of his father, British computing pioneer Charles Babbage (1791-1871). This was one of approximately six demonstration model

 
Henry Babbage's Analytical Engine Mill, 1910.

Henry Babbage's analytical engine (incomplete), with various spare parts and patterns for casting. Henry Prevost Babbage (1824-1918), the youngest son of Charles Babbage (1791-1871), the English computer pioneer, built a hand-operated printing calcul

 
Phillip's Economic Computer, 1949.

Phillips Economic Analog Computer. The machine was conceived by Bill Phillips (1914-1975), a New Zealand-born engineer turned economist. He designed the machine to demonstrate in a visual way the circular flow of money within the economy. Approximate

 
Doron Swade with Babbage's Difference Engine No 2, 2000.

Difference Engine No 2 designed from 1847-1849 by British computing pioneer Charles Babbage (1791-1871), which excludes printing mechanism. Size 2.1m high, 3.4m long, 0.5m wide. The engine was built by the Science Museum and the main part was complet

 
ATLAS circuit board, 1960s.

A piece of fixed store mesh from the Manchester University Computer ATLAS, which was constructed in a joint venture with Ferranti Ltd., becoming available in 1962.

 
Babbage's Analytical Engine, 1834-1871.

This analytical engine, the first fully-automatic calculating machine, was constructed by British computing pioneer Charles Babbage.

 

Pieces of an original Colossus - the world's first digital programmable computer

 
An ICL 1906 computer at ICL Stevenage, Hertfordshire, 1974.

Model, scale 1:10, of an I.C.L. 1906 computer. International Computers Limited (ICL) began as an English subsidary of the American Tabulating Machine Company. They launched their first computer, the 1200 series, in 1954. They merged in 1959 with the

 
A sectioned Sinclair Executive pocket calculator, 1972.

The first calculator that could really fit into a pocket.